Home / 827,535.56-1,142,000.10-464,959.17

Finding the Fourth Proportional to 827,535.56, 1,142,000.10 and 464,959.17

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Solution

The fourth proportional to 827,535.56, 1,142,000.10 and 464,959.17 is: 641,644.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,535.56 : 1,142,000.10 = 464,959.17 : x
  2. Step 2: Convert to fraction form
    827,535.56/1,142,000.10 = 464,959.17/x
  3. Step 3: Cross multiply
    827,535.56x = 1,142,000.10 × 464,959.17
  4. Step 4: Simplify right side
    827,535.56x = 530,983,418,635.92
  5. Step 5: Solve for x
    x = 530,983,418,635.92/827,535.56
  6. Step 6: Final answer
    x = 641,644.24

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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.