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Finding the Fourth Proportional to 549,498.96, 824,366.79 and 170,412.03

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Solution

The fourth proportional to 549,498.96, 824,366.79 and 170,412.03 is: 255,654.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,498.96 : 824,366.79 = 170,412.03 : x
  2. Step 2: Convert to fraction form
    549,498.96/824,366.79 = 170,412.03/x
  3. Step 3: Cross multiply
    549,498.96x = 824,366.79 × 170,412.03
  4. Step 4: Simplify right side
    549,498.96x = 140,482,018,148.48
  5. Step 5: Solve for x
    x = 140,482,018,148.48/549,498.96
  6. Step 6: Final answer
    x = 255,654.75

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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.