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Finding the Fourth Proportional to 922,717.44, 1,273,348.31 and 514,795.03

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Solution

The fourth proportional to 922,717.44, 1,273,348.31 and 514,795.03 is: 710,416.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,717.44 : 1,273,348.31 = 514,795.03 : x
  2. Step 2: Convert to fraction form
    922,717.44/1,273,348.31 = 514,795.03/x
  3. Step 3: Cross multiply
    922,717.44x = 1,273,348.31 × 514,795.03
  4. Step 4: Simplify right side
    922,717.44x = 655,513,375,689.55
  5. Step 5: Solve for x
    x = 655,513,375,689.55/922,717.44
  6. Step 6: Final answer
    x = 710,416.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.