Home / 945,212.49-1,304,341.38-537,257.61

Finding the Fourth Proportional to 945,212.49, 1,304,341.38 and 537,257.61

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Solution

The fourth proportional to 945,212.49, 1,304,341.38 and 537,257.61 is: 741,386.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,212.49 : 1,304,341.38 = 537,257.61 : x
  2. Step 2: Convert to fraction form
    945,212.49/1,304,341.38 = 537,257.61/x
  3. Step 3: Cross multiply
    945,212.49x = 1,304,341.38 × 537,257.61
  4. Step 4: Simplify right side
    945,212.49x = 700,767,332,442.90
  5. Step 5: Solve for x
    x = 700,767,332,442.90/945,212.49
  6. Step 6: Final answer
    x = 741,386.03

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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.