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Finding the Fourth Proportional to 445,444.86, 614,552.81 and 292,565.93

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Solution

The fourth proportional to 445,444.86, 614,552.81 and 292,565.93 is: 403,635.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,444.86 : 614,552.81 = 292,565.93 : x
  2. Step 2: Convert to fraction form
    445,444.86/614,552.81 = 292,565.93/x
  3. Step 3: Cross multiply
    445,444.86x = 614,552.81 × 292,565.93
  4. Step 4: Simplify right side
    445,444.86x = 179,797,211,090.43
  5. Step 5: Solve for x
    x = 179,797,211,090.43/445,444.86
  6. Step 6: Final answer
    x = 403,635.17

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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.