Home / 985,545.24-1,360,098.72-555,816.48

Finding the Fourth Proportional to 985,545.24, 1,360,098.72 and 555,816.48

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Solution

The fourth proportional to 985,545.24, 1,360,098.72 and 555,816.48 is: 767,052.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,545.24 : 1,360,098.72 = 555,816.48 : x
  2. Step 2: Convert to fraction form
    985,545.24/1,360,098.72 = 555,816.48/x
  3. Step 3: Cross multiply
    985,545.24x = 1,360,098.72 × 555,816.48
  4. Step 4: Simplify right side
    985,545.24x = 755,965,283,002.91
  5. Step 5: Solve for x
    x = 755,965,283,002.91/985,545.24
  6. Step 6: Final answer
    x = 767,052.85

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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.