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Finding the Fourth Proportional to 555,649.28, 833,590.72 and 181,642.88

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Solution

The fourth proportional to 555,649.28, 833,590.72 and 181,642.88 is: 272,502.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,649.28 : 833,590.72 = 181,642.88 : x
  2. Step 2: Convert to fraction form
    555,649.28/833,590.72 = 181,642.88/x
  3. Step 3: Cross multiply
    555,649.28x = 833,590.72 × 181,642.88
  4. Step 4: Simplify right side
    555,649.28x = 151,415,819,122.07
  5. Step 5: Solve for x
    x = 151,415,819,122.07/555,649.28
  6. Step 6: Final answer
    x = 272,502.50

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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.