Home / 922,459.85-1,272,996.64-514,588.10

Finding the Fourth Proportional to 922,459.85, 1,272,996.64 and 514,588.10

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Solution

The fourth proportional to 922,459.85, 1,272,996.64 and 514,588.10 is: 710,132.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,459.85 : 1,272,996.64 = 514,588.10 : x
  2. Step 2: Convert to fraction form
    922,459.85/1,272,996.64 = 514,588.10/x
  3. Step 3: Cross multiply
    922,459.85x = 1,272,996.64 × 514,588.10
  4. Step 4: Simplify right side
    922,459.85x = 655,068,919,711.04
  5. Step 5: Solve for x
    x = 655,068,919,711.04/922,459.85
  6. Step 6: Final answer
    x = 710,132.72

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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.