Home / 302,575.10-453,085.05-223,259.90

Finding the Fourth Proportional to 302,575.10, 453,085.05 and 223,259.90

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Solution

The fourth proportional to 302,575.10, 453,085.05 and 223,259.90 is: 334,316.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,575.10 : 453,085.05 = 223,259.90 : x
  2. Step 2: Convert to fraction form
    302,575.10/453,085.05 = 223,259.90/x
  3. Step 3: Cross multiply
    302,575.10x = 453,085.05 × 223,259.90
  4. Step 4: Simplify right side
    302,575.10x = 101,155,722,954.50
  5. Step 5: Solve for x
    x = 101,155,722,954.50/302,575.10
  6. Step 6: Final answer
    x = 334,316.09

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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.