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Finding the Fourth Proportional to 363,001.20, 544,501.80 and 324,947.40

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Solution

The fourth proportional to 363,001.20, 544,501.80 and 324,947.40 is: 487,421.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,001.20 : 544,501.80 = 324,947.40 : x
  2. Step 2: Convert to fraction form
    363,001.20/544,501.80 = 324,947.40/x
  3. Step 3: Cross multiply
    363,001.20x = 544,501.80 × 324,947.40
  4. Step 4: Simplify right side
    363,001.20x = 176,934,444,205.32
  5. Step 5: Solve for x
    x = 176,934,444,205.32/363,001.20
  6. Step 6: Final answer
    x = 487,421.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.