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Finding the Fourth Proportional to 584,433.70, 876,650.55 and 560,814.10

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Solution

The fourth proportional to 584,433.70, 876,650.55 and 560,814.10 is: 841,221.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,433.70 : 876,650.55 = 560,814.10 : x
  2. Step 2: Convert to fraction form
    584,433.70/876,650.55 = 560,814.10/x
  3. Step 3: Cross multiply
    584,433.70x = 876,650.55 × 560,814.10
  4. Step 4: Simplify right side
    584,433.70x = 491,637,989,212.76
  5. Step 5: Solve for x
    x = 491,637,989,212.76/584,433.70
  6. Step 6: Final answer
    x = 841,221.15

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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.