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Finding the Fourth Proportional to 533,029.89, 735,510.18 and 342,301.62

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Solution

The fourth proportional to 533,029.89, 735,510.18 and 342,301.62 is: 472,330.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,029.89 : 735,510.18 = 342,301.62 : x
  2. Step 2: Convert to fraction form
    533,029.89/735,510.18 = 342,301.62/x
  3. Step 3: Cross multiply
    533,029.89x = 735,510.18 × 342,301.62
  4. Step 4: Simplify right side
    533,029.89x = 251,766,326,140.49
  5. Step 5: Solve for x
    x = 251,766,326,140.49/533,029.89
  6. Step 6: Final answer
    x = 472,330.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.