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Finding the Fourth Proportional to 602,974.60, 904,417.98 and 243,169.72

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Solution

The fourth proportional to 602,974.60, 904,417.98 and 243,169.72 is: 364,736.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,974.60 : 904,417.98 = 243,169.72 : x
  2. Step 2: Convert to fraction form
    602,974.60/904,417.98 = 243,169.72/x
  3. Step 3: Cross multiply
    602,974.60x = 904,417.98 × 243,169.72
  4. Step 4: Simplify right side
    602,974.60x = 219,927,066,959.57
  5. Step 5: Solve for x
    x = 219,927,066,959.57/602,974.60
  6. Step 6: Final answer
    x = 364,736.87

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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.