Home / 370,743.40-557,151.90-325,124.20

Finding the Fourth Proportional to 370,743.40, 557,151.90 and 325,124.20

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Solution

The fourth proportional to 370,743.40, 557,151.90 and 325,124.20 is: 488,595.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,743.40 : 557,151.90 = 325,124.20 : x
  2. Step 2: Convert to fraction form
    370,743.40/557,151.90 = 325,124.20/x
  3. Step 3: Cross multiply
    370,743.40x = 557,151.90 × 325,124.20
  4. Step 4: Simplify right side
    370,743.40x = 181,143,565,765.98
  5. Step 5: Solve for x
    x = 181,143,565,765.98/370,743.40
  6. Step 6: Final answer
    x = 488,595.52

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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.