Home / 898,182.64-1,237,386.56-625,757.76

Finding the Fourth Proportional to 898,182.64, 1,237,386.56 and 625,757.76

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Solution

The fourth proportional to 898,182.64, 1,237,386.56 and 625,757.76 is: 862,078.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,182.64 : 1,237,386.56 = 625,757.76 : x
  2. Step 2: Convert to fraction form
    898,182.64/1,237,386.56 = 625,757.76/x
  3. Step 3: Cross multiply
    898,182.64x = 1,237,386.56 × 625,757.76
  4. Step 4: Simplify right side
    898,182.64x = 774,304,242,039.71
  5. Step 5: Solve for x
    x = 774,304,242,039.71/898,182.64
  6. Step 6: Final answer
    x = 862,078.83

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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.