Home / 406,011.14-560,275.38-231,588.23

Finding the Fourth Proportional to 406,011.14, 560,275.38 and 231,588.23

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Solution

The fourth proportional to 406,011.14, 560,275.38 and 231,588.23 is: 319,580.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,011.14 : 560,275.38 = 231,588.23 : x
  2. Step 2: Convert to fraction form
    406,011.14/560,275.38 = 231,588.23/x
  3. Step 3: Cross multiply
    406,011.14x = 560,275.38 × 231,588.23
  4. Step 4: Simplify right side
    406,011.14x = 129,753,184,967.47
  5. Step 5: Solve for x
    x = 129,753,184,967.47/406,011.14
  6. Step 6: Final answer
    x = 319,580.36

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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.