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Finding the Fourth Proportional to 342,244.42, 513,235.40 and 117,562.98

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Solution

The fourth proportional to 342,244.42, 513,235.40 and 117,562.98 is: 176,299.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,244.42 : 513,235.40 = 117,562.98 : x
  2. Step 2: Convert to fraction form
    342,244.42/513,235.40 = 117,562.98/x
  3. Step 3: Cross multiply
    342,244.42x = 513,235.40 × 117,562.98
  4. Step 4: Simplify right side
    342,244.42x = 60,337,483,065.49
  5. Step 5: Solve for x
    x = 60,337,483,065.49/342,244.42
  6. Step 6: Final answer
    x = 176,299.39

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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.