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Finding the Fourth Proportional to 467,277.86, 644,842.80 and 252,417.86

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Solution

The fourth proportional to 467,277.86, 644,842.80 and 252,417.86 is: 348,336.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,277.86 : 644,842.80 = 252,417.86 : x
  2. Step 2: Convert to fraction form
    467,277.86/644,842.80 = 252,417.86/x
  3. Step 3: Cross multiply
    467,277.86x = 644,842.80 × 252,417.86
  4. Step 4: Simplify right side
    467,277.86x = 162,769,839,612.41
  5. Step 5: Solve for x
    x = 162,769,839,612.41/467,277.86
  6. Step 6: Final answer
    x = 348,336.30

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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.