Home / 712,024.16-982,573.88-406,093.64

Finding the Fourth Proportional to 712,024.16, 982,573.88 and 406,093.64

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Solution

The fourth proportional to 712,024.16, 982,573.88 and 406,093.64 is: 560,398.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,024.16 : 982,573.88 = 406,093.64 : x
  2. Step 2: Convert to fraction form
    712,024.16/982,573.88 = 406,093.64/x
  3. Step 3: Cross multiply
    712,024.16x = 982,573.88 × 406,093.64
  4. Step 4: Simplify right side
    712,024.16x = 399,016,996,554.79
  5. Step 5: Solve for x
    x = 399,016,996,554.79/712,024.16
  6. Step 6: Final answer
    x = 560,398.12

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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.