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Finding the Fourth Proportional to 416,418, 574,656.84 and 237,566.16

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Solution

The fourth proportional to 416,418, 574,656.84 and 237,566.16 is: 327,841.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,418 : 574,656.84 = 237,566.16 : x
  2. Step 2: Convert to fraction form
    416,418/574,656.84 = 237,566.16/x
  3. Step 3: Cross multiply
    416,418x = 574,656.84 × 237,566.16
  4. Step 4: Simplify right side
    416,418x = 136,519,018,796.53
  5. Step 5: Solve for x
    x = 136,519,018,796.53/416,418
  6. Step 6: Final answer
    x = 327,841.30

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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.