Home / 976,719.15-1,347,808.28-546,900.75

Finding the Fourth Proportional to 976,719.15, 1,347,808.28 and 546,900.75

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Solution

The fourth proportional to 976,719.15, 1,347,808.28 and 546,900.75 is: 754,687.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,719.15 : 1,347,808.28 = 546,900.75 : x
  2. Step 2: Convert to fraction form
    976,719.15/1,347,808.28 = 546,900.75/x
  3. Step 3: Cross multiply
    976,719.15x = 1,347,808.28 × 546,900.75
  4. Step 4: Simplify right side
    976,719.15x = 737,117,356,453.71
  5. Step 5: Solve for x
    x = 737,117,356,453.71/976,719.15
  6. Step 6: Final answer
    x = 754,687.11

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Double scale
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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.