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Finding the Fourth Proportional to 359,495.80, 496,263.30 and 232,233.40

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Solution

The fourth proportional to 359,495.80, 496,263.30 and 232,233.40 is: 320,584.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,495.80 : 496,263.30 = 232,233.40 : x
  2. Step 2: Convert to fraction form
    359,495.80/496,263.30 = 232,233.40/x
  3. Step 3: Cross multiply
    359,495.80x = 496,263.30 × 232,233.40
  4. Step 4: Simplify right side
    359,495.80x = 115,248,913,454.22
  5. Step 5: Solve for x
    x = 115,248,913,454.22/359,495.80
  6. Step 6: Final answer
    x = 320,584.87

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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.