Home / 755,911.90-1,134,074.40-223,432.48

Finding the Fourth Proportional to 755,911.90, 1,134,074.40 and 223,432.48

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Solution

The fourth proportional to 755,911.90, 1,134,074.40 and 223,432.48 is: 335,209.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,911.90 : 1,134,074.40 = 223,432.48 : x
  2. Step 2: Convert to fraction form
    755,911.90/1,134,074.40 = 223,432.48/x
  3. Step 3: Cross multiply
    755,911.90x = 1,134,074.40 × 223,432.48
  4. Step 4: Simplify right side
    755,911.90x = 253,389,055,696.51
  5. Step 5: Solve for x
    x = 253,389,055,696.51/755,911.90
  6. Step 6: Final answer
    x = 335,209.77

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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.