Home / 724,480.66-1,085,307.27-474,404.50

Finding the Fourth Proportional to 724,480.66, 1,085,307.27 and 474,404.50

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Solution

The fourth proportional to 724,480.66, 1,085,307.27 and 474,404.50 is: 710,681.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,480.66 : 1,085,307.27 = 474,404.50 : x
  2. Step 2: Convert to fraction form
    724,480.66/1,085,307.27 = 474,404.50/x
  3. Step 3: Cross multiply
    724,480.66x = 1,085,307.27 × 474,404.50
  4. Step 4: Simplify right side
    724,480.66x = 514,874,652,770.72
  5. Step 5: Solve for x
    x = 514,874,652,770.72/724,480.66
  6. Step 6: Final answer
    x = 710,681.02

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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.