Home / 945,238.91-1,304,423.71-537,340.77

Finding the Fourth Proportional to 945,238.91, 1,304,423.71 and 537,340.77

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Solution

The fourth proportional to 945,238.91, 1,304,423.71 and 537,340.77 is: 741,526.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,238.91 : 1,304,423.71 = 537,340.77 : x
  2. Step 2: Convert to fraction form
    945,238.91/1,304,423.71 = 537,340.77/x
  3. Step 3: Cross multiply
    945,238.91x = 1,304,423.71 × 537,340.77
  4. Step 4: Simplify right side
    945,238.91x = 700,920,040,737.66
  5. Step 5: Solve for x
    x = 700,920,040,737.66/945,238.91
  6. Step 6: Final answer
    x = 741,526.86

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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.