Home / 1,178,679.60-1,767,695.88-325,547.28

Finding the Fourth Proportional to 1,178,679.60, 1,767,695.88 and 325,547.28

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Solution

The fourth proportional to 1,178,679.60, 1,767,695.88 and 325,547.28 is: 488,231.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,679.60 : 1,767,695.88 = 325,547.28 : x
  2. Step 2: Convert to fraction form
    1,178,679.60/1,767,695.88 = 325,547.28/x
  3. Step 3: Cross multiply
    1,178,679.60x = 1,767,695.88 × 325,547.28
  4. Step 4: Simplify right side
    1,178,679.60x = 575,468,585,601.21
  5. Step 5: Solve for x
    x = 575,468,585,601.21/1,178,679.60
  6. Step 6: Final answer
    x = 488,231.56

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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.