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Finding the Fourth Proportional to 675,677.16, 932,370.98 and 457,441.90

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Solution

The fourth proportional to 675,677.16, 932,370.98 and 457,441.90 is: 631,226.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,677.16 : 932,370.98 = 457,441.90 : x
  2. Step 2: Convert to fraction form
    675,677.16/932,370.98 = 457,441.90/x
  3. Step 3: Cross multiply
    675,677.16x = 932,370.98 × 457,441.90
  4. Step 4: Simplify right side
    675,677.16x = 426,505,552,596.06
  5. Step 5: Solve for x
    x = 426,505,552,596.06/675,677.16
  6. Step 6: Final answer
    x = 631,226.83

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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.