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Finding the Fourth Proportional to 337,605.80, 506,408.70 and 310,049.60

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Solution

The fourth proportional to 337,605.80, 506,408.70 and 310,049.60 is: 465,074.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,605.80 : 506,408.70 = 310,049.60 : x
  2. Step 2: Convert to fraction form
    337,605.80/506,408.70 = 310,049.60/x
  3. Step 3: Cross multiply
    337,605.80x = 506,408.70 × 310,049.60
  4. Step 4: Simplify right side
    337,605.80x = 157,011,814,871.52
  5. Step 5: Solve for x
    x = 157,011,814,871.52/337,605.80
  6. Step 6: Final answer
    x = 465,074.40

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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.