Home / 976,722.15-1,347,812.41-546,903.75

Finding the Fourth Proportional to 976,722.15, 1,347,812.41 and 546,903.75

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Solution

The fourth proportional to 976,722.15, 1,347,812.41 and 546,903.75 is: 754,691.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,722.15 : 1,347,812.41 = 546,903.75 : x
  2. Step 2: Convert to fraction form
    976,722.15/1,347,812.41 = 546,903.75/x
  3. Step 3: Cross multiply
    976,722.15x = 1,347,812.41 × 546,903.75
  4. Step 4: Simplify right side
    976,722.15x = 737,123,661,325.54
  5. Step 5: Solve for x
    x = 737,123,661,325.54/976,722.15
  6. Step 6: Final answer
    x = 754,691.25

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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.