Home / 743,366.84-1,115,123.76-237,800.88

Finding the Fourth Proportional to 743,366.84, 1,115,123.76 and 237,800.88

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Solution

The fourth proportional to 743,366.84, 1,115,123.76 and 237,800.88 is: 356,724.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,366.84 : 1,115,123.76 = 237,800.88 : x
  2. Step 2: Convert to fraction form
    743,366.84/1,115,123.76 = 237,800.88/x
  3. Step 3: Cross multiply
    743,366.84x = 1,115,123.76 × 237,800.88
  4. Step 4: Simplify right side
    743,366.84x = 265,177,411,436.91
  5. Step 5: Solve for x
    x = 265,177,411,436.91/743,366.84
  6. Step 6: Final answer
    x = 356,724.83

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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.