Home / 883,573.50-1,325,360.25-218,725.50

Finding the Fourth Proportional to 883,573.50, 1,325,360.25 and 218,725.50

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Solution

The fourth proportional to 883,573.50, 1,325,360.25 and 218,725.50 is: 328,088.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,573.50 : 1,325,360.25 = 218,725.50 : x
  2. Step 2: Convert to fraction form
    883,573.50/1,325,360.25 = 218,725.50/x
  3. Step 3: Cross multiply
    883,573.50x = 1,325,360.25 × 218,725.50
  4. Step 4: Simplify right side
    883,573.50x = 289,890,083,361.38
  5. Step 5: Solve for x
    x = 289,890,083,361.38/883,573.50
  6. Step 6: Final answer
    x = 328,088.25

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Half scale
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Double scale
Find fourth proportional to 883,574.50, 1,325,361.75 and 218,726.50
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.