Home / 716,617.20-1,074,925.80-401,033.10

Finding the Fourth Proportional to 716,617.20, 1,074,925.80 and 401,033.10

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Solution

The fourth proportional to 716,617.20, 1,074,925.80 and 401,033.10 is: 601,549.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,617.20 : 1,074,925.80 = 401,033.10 : x
  2. Step 2: Convert to fraction form
    716,617.20/1,074,925.80 = 401,033.10/x
  3. Step 3: Cross multiply
    716,617.20x = 1,074,925.80 × 401,033.10
  4. Step 4: Simplify right side
    716,617.20x = 431,080,825,843.98
  5. Step 5: Solve for x
    x = 431,080,825,843.98/716,617.20
  6. Step 6: Final answer
    x = 601,549.65

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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.