Home / 690,932.45-1,036,398.68-241,503.95

Finding the Fourth Proportional to 690,932.45, 1,036,398.68 and 241,503.95

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Solution

The fourth proportional to 690,932.45, 1,036,398.68 and 241,503.95 is: 362,255.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,932.45 : 1,036,398.68 = 241,503.95 : x
  2. Step 2: Convert to fraction form
    690,932.45/1,036,398.68 = 241,503.95/x
  3. Step 3: Cross multiply
    690,932.45x = 1,036,398.68 × 241,503.95
  4. Step 4: Simplify right side
    690,932.45x = 250,294,374,994.79
  5. Step 5: Solve for x
    x = 250,294,374,994.79/690,932.45
  6. Step 6: Final answer
    x = 362,255.93

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Similar ratio
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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.