Home / 556,277.40-834,140.03-177,148.71

Finding the Fourth Proportional to 556,277.40, 834,140.03 and 177,148.71

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Solution

The fourth proportional to 556,277.40, 834,140.03 and 177,148.71 is: 265,635.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,277.40 : 834,140.03 = 177,148.71 : x
  2. Step 2: Convert to fraction form
    556,277.40/834,140.03 = 177,148.71/x
  3. Step 3: Cross multiply
    556,277.40x = 834,140.03 × 177,148.71
  4. Step 4: Simplify right side
    556,277.40x = 147,766,829,388.12
  5. Step 5: Solve for x
    x = 147,766,829,388.12/556,277.40
  6. Step 6: Final answer
    x = 265,635.15

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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.