Home / 976,395.96-1,347,411.38-546,691.50

Finding the Fourth Proportional to 976,395.96, 1,347,411.38 and 546,691.50

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Solution

The fourth proportional to 976,395.96, 1,347,411.38 and 546,691.50 is: 754,425.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,395.96 : 1,347,411.38 = 546,691.50 : x
  2. Step 2: Convert to fraction form
    976,395.96/1,347,411.38 = 546,691.50/x
  3. Step 3: Cross multiply
    976,395.96x = 1,347,411.38 × 546,691.50
  4. Step 4: Simplify right side
    976,395.96x = 736,618,345,715.81
  5. Step 5: Solve for x
    x = 736,618,345,715.81/976,395.96
  6. Step 6: Final answer
    x = 754,425.84

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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.