Home / 976,721.16-1,347,811.04-546,902.76

Finding the Fourth Proportional to 976,721.16, 1,347,811.04 and 546,902.76

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Solution

The fourth proportional to 976,721.16, 1,347,811.04 and 546,902.76 is: 754,689.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,721.16 : 1,347,811.04 = 546,902.76 : x
  2. Step 2: Convert to fraction form
    976,721.16/1,347,811.04 = 546,902.76/x
  3. Step 3: Cross multiply
    976,721.16x = 1,347,811.04 × 546,902.76
  4. Step 4: Simplify right side
    976,721.16x = 737,121,577,734.47
  5. Step 5: Solve for x
    x = 737,121,577,734.47/976,721.16
  6. Step 6: Final answer
    x = 754,689.88

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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.