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Finding the Fourth Proportional to 535,040.70, 737,751.51 and 341,189.34

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Solution

The fourth proportional to 535,040.70, 737,751.51 and 341,189.34 is: 470,455.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,040.70 : 737,751.51 = 341,189.34 : x
  2. Step 2: Convert to fraction form
    535,040.70/737,751.51 = 341,189.34/x
  3. Step 3: Cross multiply
    535,040.70x = 737,751.51 × 341,189.34
  4. Step 4: Simplify right side
    535,040.70x = 251,712,950,780.90
  5. Step 5: Solve for x
    x = 251,712,950,780.90/535,040.70
  6. Step 6: Final answer
    x = 470,455.71

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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.