Home / 950,297.76-1,311,411.12-520,593.36

Finding the Fourth Proportional to 950,297.76, 1,311,411.12 and 520,593.36

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Solution

The fourth proportional to 950,297.76, 1,311,411.12 and 520,593.36 is: 718,418.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,297.76 : 1,311,411.12 = 520,593.36 : x
  2. Step 2: Convert to fraction form
    950,297.76/1,311,411.12 = 520,593.36/x
  3. Step 3: Cross multiply
    950,297.76x = 1,311,411.12 × 520,593.36
  4. Step 4: Simplify right side
    950,297.76x = 682,711,921,302.16
  5. Step 5: Solve for x
    x = 682,711,921,302.16/950,297.76
  6. Step 6: Final answer
    x = 718,418.95

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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.