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Finding the Fourth Proportional to 549,575.39, 824,480.62 and 170,487.90

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Solution

The fourth proportional to 549,575.39, 824,480.62 and 170,487.90 is: 255,768.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,575.39 : 824,480.62 = 170,487.90 : x
  2. Step 2: Convert to fraction form
    549,575.39/824,480.62 = 170,487.90/x
  3. Step 3: Cross multiply
    549,575.39x = 824,480.62 × 170,487.90
  4. Step 4: Simplify right side
    549,575.39x = 140,563,969,068.28
  5. Step 5: Solve for x
    x = 140,563,969,068.28/549,575.39
  6. Step 6: Final answer
    x = 255,768.31

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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.