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Finding the Fourth Proportional to 247,054.32, 370,778.31 and 97,332.30

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Solution

The fourth proportional to 247,054.32, 370,778.31 and 97,332.30 is: 146,076.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,054.32 : 370,778.31 = 97,332.30 : x
  2. Step 2: Convert to fraction form
    247,054.32/370,778.31 = 97,332.30/x
  3. Step 3: Cross multiply
    247,054.32x = 370,778.31 × 97,332.30
  4. Step 4: Simplify right side
    247,054.32x = 36,088,705,702.41
  5. Step 5: Solve for x
    x = 36,088,705,702.41/247,054.32
  6. Step 6: Final answer
    x = 146,076.00

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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.