Home / 716,607.93-1,074,911.88-261,233.30

Finding the Fourth Proportional to 716,607.93, 1,074,911.88 and 261,233.30

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Solution

The fourth proportional to 716,607.93, 1,074,911.88 and 261,233.30 is: 391,849.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,607.93 : 1,074,911.88 = 261,233.30 : x
  2. Step 2: Convert to fraction form
    716,607.93/1,074,911.88 = 261,233.30/x
  3. Step 3: Cross multiply
    716,607.93x = 1,074,911.88 × 261,233.30
  4. Step 4: Simplify right side
    716,607.93x = 280,802,781,834.53
  5. Step 5: Solve for x
    x = 280,802,781,834.53/716,607.93
  6. Step 6: Final answer
    x = 391,849.95

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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.