Home / 883,931.70-1,325,897.55-219,083.70

Finding the Fourth Proportional to 883,931.70, 1,325,897.55 and 219,083.70

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Solution

The fourth proportional to 883,931.70, 1,325,897.55 and 219,083.70 is: 328,625.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,931.70 : 1,325,897.55 = 219,083.70 : x
  2. Step 2: Convert to fraction form
    883,931.70/1,325,897.55 = 219,083.70/x
  3. Step 3: Cross multiply
    883,931.70x = 1,325,897.55 × 219,083.70
  4. Step 4: Simplify right side
    883,931.70x = 290,482,541,074.94
  5. Step 5: Solve for x
    x = 290,482,541,074.94/883,931.70
  6. Step 6: Final answer
    x = 328,625.55

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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.