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Finding the Fourth Proportional to 650,650.33, 897,897.30 and 364,170.40

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Solution

The fourth proportional to 650,650.33, 897,897.30 and 364,170.40 is: 502,555.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,650.33 : 897,897.30 = 364,170.40 : x
  2. Step 2: Convert to fraction form
    650,650.33/897,897.30 = 364,170.40/x
  3. Step 3: Cross multiply
    650,650.33x = 897,897.30 × 364,170.40
  4. Step 4: Simplify right side
    650,650.33x = 326,987,618,899.92
  5. Step 5: Solve for x
    x = 326,987,618,899.92/650,650.33
  6. Step 6: Final answer
    x = 502,555.07

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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.