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Finding the Fourth Proportional to 616,334.10, 850,524.72 and 344,404.24

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Solution

The fourth proportional to 616,334.10, 850,524.72 and 344,404.24 is: 475,268.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,334.10 : 850,524.72 = 344,404.24 : x
  2. Step 2: Convert to fraction form
    616,334.10/850,524.72 = 344,404.24/x
  3. Step 3: Cross multiply
    616,334.10x = 850,524.72 × 344,404.24
  4. Step 4: Simplify right side
    616,334.10x = 292,924,319,792.81
  5. Step 5: Solve for x
    x = 292,924,319,792.81/616,334.10
  6. Step 6: Final answer
    x = 475,268.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.