Home / 574,231.51-861,528.28-270,613.40

Finding the Fourth Proportional to 574,231.51, 861,528.28 and 270,613.40

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Solution

The fourth proportional to 574,231.51, 861,528.28 and 270,613.40 is: 406,005.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,231.51 : 861,528.28 = 270,613.40 : x
  2. Step 2: Convert to fraction form
    574,231.51/861,528.28 = 270,613.40/x
  3. Step 3: Cross multiply
    574,231.51x = 861,528.28 × 270,613.40
  4. Step 4: Simplify right side
    574,231.51x = 233,141,097,046.95
  5. Step 5: Solve for x
    x = 233,141,097,046.95/574,231.51
  6. Step 6: Final answer
    x = 406,005.41

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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.