Home / 598,726.32-826,242.35-408,072.77

Finding the Fourth Proportional to 598,726.32, 826,242.35 and 408,072.77

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Solution

The fourth proportional to 598,726.32, 826,242.35 and 408,072.77 is: 563,140.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,726.32 : 826,242.35 = 408,072.77 : x
  2. Step 2: Convert to fraction form
    598,726.32/826,242.35 = 408,072.77/x
  3. Step 3: Cross multiply
    598,726.32x = 826,242.35 × 408,072.77
  4. Step 4: Simplify right side
    598,726.32x = 337,166,998,284.23
  5. Step 5: Solve for x
    x = 337,166,998,284.23/598,726.32
  6. Step 6: Final answer
    x = 563,140.43

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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.