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Finding the Fourth Proportional to 550,132.88, 825,210.84 and 176,154.80

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Solution

The fourth proportional to 550,132.88, 825,210.84 and 176,154.80 is: 264,235.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,132.88 : 825,210.84 = 176,154.80 : x
  2. Step 2: Convert to fraction form
    550,132.88/825,210.84 = 176,154.80/x
  3. Step 3: Cross multiply
    550,132.88x = 825,210.84 × 176,154.80
  4. Step 4: Simplify right side
    550,132.88x = 145,364,850,478.03
  5. Step 5: Solve for x
    x = 145,364,850,478.03/550,132.88
  6. Step 6: Final answer
    x = 264,235.89

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1.5x scale

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.