Home / 996,601.16-1,375,290.42-543,895.40

Finding the Fourth Proportional to 996,601.16, 1,375,290.42 and 543,895.40

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Solution

The fourth proportional to 996,601.16, 1,375,290.42 and 543,895.40 is: 750,565.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,601.16 : 1,375,290.42 = 543,895.40 : x
  2. Step 2: Convert to fraction form
    996,601.16/1,375,290.42 = 543,895.40/x
  3. Step 3: Cross multiply
    996,601.16x = 1,375,290.42 × 543,895.40
  4. Step 4: Simplify right side
    996,601.16x = 748,014,133,102.07
  5. Step 5: Solve for x
    x = 748,014,133,102.07/996,601.16
  6. Step 6: Final answer
    x = 750,565.18

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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.