Home / 756,548.80-1,044,005.92-412,377.16

Finding the Fourth Proportional to 756,548.80, 1,044,005.92 and 412,377.16

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Solution

The fourth proportional to 756,548.80, 1,044,005.92 and 412,377.16 is: 569,063.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,548.80 : 1,044,005.92 = 412,377.16 : x
  2. Step 2: Convert to fraction form
    756,548.80/1,044,005.92 = 412,377.16/x
  3. Step 3: Cross multiply
    756,548.80x = 1,044,005.92 × 412,377.16
  4. Step 4: Simplify right side
    756,548.80x = 430,524,196,312.79
  5. Step 5: Solve for x
    x = 430,524,196,312.79/756,548.80
  6. Step 6: Final answer
    x = 569,063.35

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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.