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Finding the Fourth Proportional to 363,547.60, 545,904.60 and 245,741.20

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Solution

The fourth proportional to 363,547.60, 545,904.60 and 245,741.20 is: 369,006.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,547.60 : 545,904.60 = 245,741.20 : x
  2. Step 2: Convert to fraction form
    363,547.60/545,904.60 = 245,741.20/x
  3. Step 3: Cross multiply
    363,547.60x = 545,904.60 × 245,741.20
  4. Step 4: Simplify right side
    363,547.60x = 134,151,251,489.52
  5. Step 5: Solve for x
    x = 134,151,251,489.52/363,547.60
  6. Step 6: Final answer
    x = 369,006.02

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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.