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Finding the Fourth Proportional to 461,637.32, 693,673.68 and 248,562.80

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Solution

The fourth proportional to 461,637.32, 693,673.68 and 248,562.80 is: 373,499.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,637.32 : 693,673.68 = 248,562.80 : x
  2. Step 2: Convert to fraction form
    461,637.32/693,673.68 = 248,562.80/x
  3. Step 3: Cross multiply
    461,637.32x = 693,673.68 × 248,562.80
  4. Step 4: Simplify right side
    461,637.32x = 172,421,472,187.10
  5. Step 5: Solve for x
    x = 172,421,472,187.10/461,637.32
  6. Step 6: Final answer
    x = 373,499.86

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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.