Home / 775,469.03-1,163,203.94-243,031.52

Finding the Fourth Proportional to 775,469.03, 1,163,203.94 and 243,031.52

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Solution

The fourth proportional to 775,469.03, 1,163,203.94 and 243,031.52 is: 364,547.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,469.03 : 1,163,203.94 = 243,031.52 : x
  2. Step 2: Convert to fraction form
    775,469.03/1,163,203.94 = 243,031.52/x
  3. Step 3: Cross multiply
    775,469.03x = 1,163,203.94 × 243,031.52
  4. Step 4: Simplify right side
    775,469.03x = 282,695,225,123.78
  5. Step 5: Solve for x
    x = 282,695,225,123.78/775,469.03
  6. Step 6: Final answer
    x = 364,547.41

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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.