Home / 832,793.40-1,248,356.82-383,838.84

Finding the Fourth Proportional to 832,793.40, 1,248,356.82 and 383,838.84

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Solution

The fourth proportional to 832,793.40, 1,248,356.82 and 383,838.84 is: 575,374.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,793.40 : 1,248,356.82 = 383,838.84 : x
  2. Step 2: Convert to fraction form
    832,793.40/1,248,356.82 = 383,838.84/x
  3. Step 3: Cross multiply
    832,793.40x = 1,248,356.82 × 383,838.84
  4. Step 4: Simplify right side
    832,793.40x = 479,167,833,694.89
  5. Step 5: Solve for x
    x = 479,167,833,694.89/832,793.40
  6. Step 6: Final answer
    x = 575,374.20

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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.