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Finding the Fourth Proportional to 296,317.70, 443,820.45 and 243,829.70

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Solution

The fourth proportional to 296,317.70, 443,820.45 and 243,829.70 is: 365,204.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,317.70 : 443,820.45 = 243,829.70 : x
  2. Step 2: Convert to fraction form
    296,317.70/443,820.45 = 243,829.70/x
  3. Step 3: Cross multiply
    296,317.70x = 443,820.45 × 243,829.70
  4. Step 4: Simplify right side
    296,317.70x = 108,216,607,177.37
  5. Step 5: Solve for x
    x = 108,216,607,177.37/296,317.70
  6. Step 6: Final answer
    x = 365,204.67

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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.