Home / 313,458.24-432,577.53-177,488.60

Finding the Fourth Proportional to 313,458.24, 432,577.53 and 177,488.60

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Solution

The fourth proportional to 313,458.24, 432,577.53 and 177,488.60 is: 244,937.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,458.24 : 432,577.53 = 177,488.60 : x
  2. Step 2: Convert to fraction form
    313,458.24/432,577.53 = 177,488.60/x
  3. Step 3: Cross multiply
    313,458.24x = 432,577.53 × 177,488.60
  4. Step 4: Simplify right side
    313,458.24x = 76,777,580,191.16
  5. Step 5: Solve for x
    x = 76,777,580,191.16/313,458.24
  6. Step 6: Final answer
    x = 244,937.19

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1.5x scale

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.