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Finding the Fourth Proportional to 549,310.22, 824,412.30 and 283,146.85

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Solution

The fourth proportional to 549,310.22, 824,412.30 and 283,146.85 is: 424,950.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,310.22 : 824,412.30 = 283,146.85 : x
  2. Step 2: Convert to fraction form
    549,310.22/824,412.30 = 283,146.85/x
  3. Step 3: Cross multiply
    549,310.22x = 824,412.30 × 283,146.85
  4. Step 4: Simplify right side
    549,310.22x = 233,429,745,814.97
  5. Step 5: Solve for x
    x = 233,429,745,814.97/549,310.22
  6. Step 6: Final answer
    x = 424,950.67

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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.