Home / 372,160.28-557,987.72-189,341.76

Finding the Fourth Proportional to 372,160.28, 557,987.72 and 189,341.76

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Solution

The fourth proportional to 372,160.28, 557,987.72 and 189,341.76 is: 283,884.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,160.28 : 557,987.72 = 189,341.76 : x
  2. Step 2: Convert to fraction form
    372,160.28/557,987.72 = 189,341.76/x
  3. Step 3: Cross multiply
    372,160.28x = 557,987.72 × 189,341.76
  4. Step 4: Simplify right side
    372,160.28x = 105,650,376,963.19
  5. Step 5: Solve for x
    x = 105,650,376,963.19/372,160.28
  6. Step 6: Final answer
    x = 283,884.08

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1.5x scale

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.