Home / 616,966.17-851,456.70-345,059.37

Finding the Fourth Proportional to 616,966.17, 851,456.70 and 345,059.37

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Solution

The fourth proportional to 616,966.17, 851,456.70 and 345,059.37 is: 476,206.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,966.17 : 851,456.70 = 345,059.37 : x
  2. Step 2: Convert to fraction form
    616,966.17/851,456.70 = 345,059.37/x
  3. Step 3: Cross multiply
    616,966.17x = 851,456.70 × 345,059.37
  4. Step 4: Simplify right side
    616,966.17x = 293,803,112,484.28
  5. Step 5: Solve for x
    x = 293,803,112,484.28/616,966.17
  6. Step 6: Final answer
    x = 476,206.20

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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.