Home / 650,983.60-976,475.40-546,007.60

Finding the Fourth Proportional to 650,983.60, 976,475.40 and 546,007.60

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Solution

The fourth proportional to 650,983.60, 976,475.40 and 546,007.60 is: 819,011.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,983.60 : 976,475.40 = 546,007.60 : x
  2. Step 2: Convert to fraction form
    650,983.60/976,475.40 = 546,007.60/x
  3. Step 3: Cross multiply
    650,983.60x = 976,475.40 × 546,007.60
  4. Step 4: Simplify right side
    650,983.60x = 533,162,989,613.04
  5. Step 5: Solve for x
    x = 533,162,989,613.04/650,983.60
  6. Step 6: Final answer
    x = 819,011.40

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.