Home / 707,079.20-1,060,162.38-302,535.41

Finding the Fourth Proportional to 707,079.20, 1,060,162.38 and 302,535.41

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Solution

The fourth proportional to 707,079.20, 1,060,162.38 and 302,535.41 is: 453,607.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,079.20 : 1,060,162.38 = 302,535.41 : x
  2. Step 2: Convert to fraction form
    707,079.20/1,060,162.38 = 302,535.41/x
  3. Step 3: Cross multiply
    707,079.20x = 1,060,162.38 × 302,535.41
  4. Step 4: Simplify right side
    707,079.20x = 320,736,654,999.06
  5. Step 5: Solve for x
    x = 320,736,654,999.06/707,079.20
  6. Step 6: Final answer
    x = 453,607.82

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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.