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Finding the Fourth Proportional to 632,119.68, 872,253.72 and 374,004.54

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Solution

The fourth proportional to 632,119.68, 872,253.72 and 374,004.54 is: 516,084.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,119.68 : 872,253.72 = 374,004.54 : x
  2. Step 2: Convert to fraction form
    632,119.68/872,253.72 = 374,004.54/x
  3. Step 3: Cross multiply
    632,119.68x = 872,253.72 × 374,004.54
  4. Step 4: Simplify right side
    632,119.68x = 326,226,851,311.89
  5. Step 5: Solve for x
    x = 326,226,851,311.89/632,119.68
  6. Step 6: Final answer
    x = 516,084.00

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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.