Home / 657,527.32-986,280.24-208,247.52

Finding the Fourth Proportional to 657,527.32, 986,280.24 and 208,247.52

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Solution

The fourth proportional to 657,527.32, 986,280.24 and 208,247.52 is: 312,367.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,527.32 : 986,280.24 = 208,247.52 : x
  2. Step 2: Convert to fraction form
    657,527.32/986,280.24 = 208,247.52/x
  3. Step 3: Cross multiply
    657,527.32x = 986,280.24 × 208,247.52
  4. Step 4: Simplify right side
    657,527.32x = 205,390,414,005.01
  5. Step 5: Solve for x
    x = 205,390,414,005.01/657,527.32
  6. Step 6: Final answer
    x = 312,367.88

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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.