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Finding the Fourth Proportional to 176,984.80, 265,477.20 and 52,325.80

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Solution

The fourth proportional to 176,984.80, 265,477.20 and 52,325.80 is: 78,488.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,984.80 : 265,477.20 = 52,325.80 : x
  2. Step 2: Convert to fraction form
    176,984.80/265,477.20 = 52,325.80/x
  3. Step 3: Cross multiply
    176,984.80x = 265,477.20 × 52,325.80
  4. Step 4: Simplify right side
    176,984.80x = 13,891,306,871.76
  5. Step 5: Solve for x
    x = 13,891,306,871.76/176,984.80
  6. Step 6: Final answer
    x = 78,488.70

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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.