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Finding the Fourth Proportional to 670,527.78, 925,323.34 and 364,604.35

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Solution

The fourth proportional to 670,527.78, 925,323.34 and 364,604.35 is: 503,151.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,527.78 : 925,323.34 = 364,604.35 : x
  2. Step 2: Convert to fraction form
    670,527.78/925,323.34 = 364,604.35/x
  3. Step 3: Cross multiply
    670,527.78x = 925,323.34 × 364,604.35
  4. Step 4: Simplify right side
    670,527.78x = 337,376,910,293.91
  5. Step 5: Solve for x
    x = 337,376,910,293.91/670,527.78
  6. Step 6: Final answer
    x = 503,151.28

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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.