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Finding the Fourth Proportional to 359,498.80, 496,267.44 and 232,236.40

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Solution

The fourth proportional to 359,498.80, 496,267.44 and 232,236.40 is: 320,589.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,498.80 : 496,267.44 = 232,236.40 : x
  2. Step 2: Convert to fraction form
    359,498.80/496,267.44 = 232,236.40/x
  3. Step 3: Cross multiply
    359,498.80x = 496,267.44 × 232,236.40
  4. Step 4: Simplify right side
    359,498.80x = 115,251,363,702.82
  5. Step 5: Solve for x
    x = 115,251,363,702.82/359,498.80
  6. Step 6: Final answer
    x = 320,589.01

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1.5x scale

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.