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Finding the Fourth Proportional to 529,601.10, 794,401.65 and 477,113.10

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Solution

The fourth proportional to 529,601.10, 794,401.65 and 477,113.10 is: 715,669.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,601.10 : 794,401.65 = 477,113.10 : x
  2. Step 2: Convert to fraction form
    529,601.10/794,401.65 = 477,113.10/x
  3. Step 3: Cross multiply
    529,601.10x = 794,401.65 × 477,113.10
  4. Step 4: Simplify right side
    529,601.10x = 379,019,433,876.62
  5. Step 5: Solve for x
    x = 379,019,433,876.62/529,601.10
  6. Step 6: Final answer
    x = 715,669.65

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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.