Home / 406,665.23-560,699.15-329,967.14

Finding the Fourth Proportional to 406,665.23, 560,699.15 and 329,967.14

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Solution

The fourth proportional to 406,665.23, 560,699.15 and 329,967.14 is: 454,949.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,665.23 : 560,699.15 = 329,967.14 : x
  2. Step 2: Convert to fraction form
    406,665.23/560,699.15 = 329,967.14/x
  3. Step 3: Cross multiply
    406,665.23x = 560,699.15 × 329,967.14
  4. Step 4: Simplify right side
    406,665.23x = 185,012,292,947.35
  5. Step 5: Solve for x
    x = 185,012,292,947.35/406,665.23
  6. Step 6: Final answer
    x = 454,949.87

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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.