Home / 1,044,638.80-1,567,249.80-512,177.20

Finding the Fourth Proportional to 1,044,638.80, 1,567,249.80 and 512,177.20

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Solution

The fourth proportional to 1,044,638.80, 1,567,249.80 and 512,177.20 is: 768,408.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,638.80 : 1,567,249.80 = 512,177.20 : x
  2. Step 2: Convert to fraction form
    1,044,638.80/1,567,249.80 = 512,177.20/x
  3. Step 3: Cross multiply
    1,044,638.80x = 1,567,249.80 × 512,177.20
  4. Step 4: Simplify right side
    1,044,638.80x = 802,709,614,264.56
  5. Step 5: Solve for x
    x = 802,709,614,264.56/1,044,638.80
  6. Step 6: Final answer
    x = 768,408.77

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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.