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Finding the Fourth Proportional to 354,807.32, 532,295.70 and 118,152.04

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Solution

The fourth proportional to 354,807.32, 532,295.70 and 118,152.04 is: 177,256.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,807.32 : 532,295.70 = 118,152.04 : x
  2. Step 2: Convert to fraction form
    354,807.32/532,295.70 = 118,152.04/x
  3. Step 3: Cross multiply
    354,807.32x = 532,295.70 × 118,152.04
  4. Step 4: Simplify right side
    354,807.32x = 62,891,822,838.23
  5. Step 5: Solve for x
    x = 62,891,822,838.23/354,807.32
  6. Step 6: Final answer
    x = 177,256.27

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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.