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Finding the Fourth Proportional to 374,248.53, 516,462.84 and 202,166.46

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Solution

The fourth proportional to 374,248.53, 516,462.84 and 202,166.46 is: 278,989.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,248.53 : 516,462.84 = 202,166.46 : x
  2. Step 2: Convert to fraction form
    374,248.53/516,462.84 = 202,166.46/x
  3. Step 3: Cross multiply
    374,248.53x = 516,462.84 × 202,166.46
  4. Step 4: Simplify right side
    374,248.53x = 104,411,464,084.35
  5. Step 5: Solve for x
    x = 104,411,464,084.35/374,248.53
  6. Step 6: Final answer
    x = 278,989.64

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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.