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Finding the Fourth Proportional to 374,624.04, 517,406.98 and 251,902.92

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Solution

The fourth proportional to 374,624.04, 517,406.98 and 251,902.92 is: 347,912.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,624.04 : 517,406.98 = 251,902.92 : x
  2. Step 2: Convert to fraction form
    374,624.04/517,406.98 = 251,902.92/x
  3. Step 3: Cross multiply
    374,624.04x = 517,406.98 × 251,902.92
  4. Step 4: Simplify right side
    374,624.04x = 130,336,329,090.38
  5. Step 5: Solve for x
    x = 130,336,329,090.38/374,624.04
  6. Step 6: Final answer
    x = 347,912.35

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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.