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Finding the Fourth Proportional to 555,498.12, 833,290.38 and 181,558.92

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Solution

The fourth proportional to 555,498.12, 833,290.38 and 181,558.92 is: 272,352.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,498.12 : 833,290.38 = 181,558.92 : x
  2. Step 2: Convert to fraction form
    555,498.12/833,290.38 = 181,558.92/x
  3. Step 3: Cross multiply
    555,498.12x = 833,290.38 × 181,558.92
  4. Step 4: Simplify right side
    555,498.12x = 151,291,301,439.19
  5. Step 5: Solve for x
    x = 151,291,301,439.19/555,498.12
  6. Step 6: Final answer
    x = 272,352.50

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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.