Home / 883,664.40-1,325,496.60-434,454.60

Finding the Fourth Proportional to 883,664.40, 1,325,496.60 and 434,454.60

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Solution

The fourth proportional to 883,664.40, 1,325,496.60 and 434,454.60 is: 651,681.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,664.40 : 1,325,496.60 = 434,454.60 : x
  2. Step 2: Convert to fraction form
    883,664.40/1,325,496.60 = 434,454.60/x
  3. Step 3: Cross multiply
    883,664.40x = 1,325,496.60 × 434,454.60
  4. Step 4: Simplify right side
    883,664.40x = 575,868,095,154.36
  5. Step 5: Solve for x
    x = 575,868,095,154.36/883,664.40
  6. Step 6: Final answer
    x = 651,681.90

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Double scale
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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.