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Finding the Fourth Proportional to 342,775.80, 514,951.98 and 241,806.24

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Solution

The fourth proportional to 342,775.80, 514,951.98 and 241,806.24 is: 363,265.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,775.80 : 514,951.98 = 241,806.24 : x
  2. Step 2: Convert to fraction form
    342,775.80/514,951.98 = 241,806.24/x
  3. Step 3: Cross multiply
    342,775.80x = 514,951.98 × 241,806.24
  4. Step 4: Simplify right side
    342,775.80x = 124,518,602,064.36
  5. Step 5: Solve for x
    x = 124,518,602,064.36/342,775.80
  6. Step 6: Final answer
    x = 363,265.44

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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.