Home / 769,123.08-1,060,489.56-524,252.82

Finding the Fourth Proportional to 769,123.08, 1,060,489.56 and 524,252.82

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Solution

The fourth proportional to 769,123.08, 1,060,489.56 and 524,252.82 is: 722,855.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,123.08 : 1,060,489.56 = 524,252.82 : x
  2. Step 2: Convert to fraction form
    769,123.08/1,060,489.56 = 524,252.82/x
  3. Step 3: Cross multiply
    769,123.08x = 1,060,489.56 × 524,252.82
  4. Step 4: Simplify right side
    769,123.08x = 555,964,642,410.56
  5. Step 5: Solve for x
    x = 555,964,642,410.56/769,123.08
  6. Step 6: Final answer
    x = 722,855.23

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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.