Home / 451,966.29-623,711.76-248,020.62

Finding the Fourth Proportional to 451,966.29, 623,711.76 and 248,020.62

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Solution

The fourth proportional to 451,966.29, 623,711.76 and 248,020.62 is: 342,267.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,966.29 : 623,711.76 = 248,020.62 : x
  2. Step 2: Convert to fraction form
    451,966.29/623,711.76 = 248,020.62/x
  3. Step 3: Cross multiply
    451,966.29x = 623,711.76 × 248,020.62
  4. Step 4: Simplify right side
    451,966.29x = 154,693,377,416.49
  5. Step 5: Solve for x
    x = 154,693,377,416.49/451,966.29
  6. Step 6: Final answer
    x = 342,267.51

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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.