Home / 650,733.40-976,100.10-572,001.40

Finding the Fourth Proportional to 650,733.40, 976,100.10 and 572,001.40

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Solution

The fourth proportional to 650,733.40, 976,100.10 and 572,001.40 is: 858,002.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,733.40 : 976,100.10 = 572,001.40 : x
  2. Step 2: Convert to fraction form
    650,733.40/976,100.10 = 572,001.40/x
  3. Step 3: Cross multiply
    650,733.40x = 976,100.10 × 572,001.40
  4. Step 4: Simplify right side
    650,733.40x = 558,330,623,740.14
  5. Step 5: Solve for x
    x = 558,330,623,740.14/650,733.40
  6. Step 6: Final answer
    x = 858,002.10

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Half scale
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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.