Home / 724,991.71-1,087,498.50-251,692.11

Finding the Fourth Proportional to 724,991.71, 1,087,498.50 and 251,692.11

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Solution

The fourth proportional to 724,991.71, 1,087,498.50 and 251,692.11 is: 377,541.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,991.71 : 1,087,498.50 = 251,692.11 : x
  2. Step 2: Convert to fraction form
    724,991.71/1,087,498.50 = 251,692.11/x
  3. Step 3: Cross multiply
    724,991.71x = 1,087,498.50 × 251,692.11
  4. Step 4: Simplify right side
    724,991.71x = 273,714,786,649.34
  5. Step 5: Solve for x
    x = 273,714,786,649.34/724,991.71
  6. Step 6: Final answer
    x = 377,541.95

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1.5x scale

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.