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Finding the Fourth Proportional to 674,675.01, 930,961.35 and 433,284.48

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Solution

The fourth proportional to 674,675.01, 930,961.35 and 433,284.48 is: 597,874.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,675.01 : 930,961.35 = 433,284.48 : x
  2. Step 2: Convert to fraction form
    674,675.01/930,961.35 = 433,284.48/x
  3. Step 3: Cross multiply
    674,675.01x = 930,961.35 × 433,284.48
  4. Step 4: Simplify right side
    674,675.01x = 403,371,104,434.85
  5. Step 5: Solve for x
    x = 403,371,104,434.85/674,675.01
  6. Step 6: Final answer
    x = 597,874.68

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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.