Home / 696,072.40-1,042,553.40-571,656.40

Finding the Fourth Proportional to 696,072.40, 1,042,553.40 and 571,656.40

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Solution

The fourth proportional to 696,072.40, 1,042,553.40 and 571,656.40 is: 856,207.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,072.40 : 1,042,553.40 = 571,656.40 : x
  2. Step 2: Convert to fraction form
    696,072.40/1,042,553.40 = 571,656.40/x
  3. Step 3: Cross multiply
    696,072.40x = 1,042,553.40 × 571,656.40
  4. Step 4: Simplify right side
    696,072.40x = 595,982,323,451.76
  5. Step 5: Solve for x
    x = 595,982,323,451.76/696,072.40
  6. Step 6: Final answer
    x = 856,207.38

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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.