Home / 698,918.59-1,046,841.14-577,600.57

Finding the Fourth Proportional to 698,918.59, 1,046,841.14 and 577,600.57

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Solution

The fourth proportional to 698,918.59, 1,046,841.14 and 577,600.57 is: 865,130.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,918.59 : 1,046,841.14 = 577,600.57 : x
  2. Step 2: Convert to fraction form
    698,918.59/1,046,841.14 = 577,600.57/x
  3. Step 3: Cross multiply
    698,918.59x = 1,046,841.14 × 577,600.57
  4. Step 4: Simplify right side
    698,918.59x = 604,656,041,916.00
  5. Step 5: Solve for x
    x = 604,656,041,916.00/698,918.59
  6. Step 6: Final answer
    x = 865,130.86

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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.