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Finding the Fourth Proportional to 569,117.10, 853,675.65 and 542,873.10

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Solution

The fourth proportional to 569,117.10, 853,675.65 and 542,873.10 is: 814,309.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,117.10 : 853,675.65 = 542,873.10 : x
  2. Step 2: Convert to fraction form
    569,117.10/853,675.65 = 542,873.10/x
  3. Step 3: Cross multiply
    569,117.10x = 853,675.65 × 542,873.10
  4. Step 4: Simplify right side
    569,117.10x = 463,437,546,510.02
  5. Step 5: Solve for x
    x = 463,437,546,510.02/569,117.10
  6. Step 6: Final answer
    x = 814,309.65

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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.