Home / 728,699.55-1,093,082.13-223,223.70

Finding the Fourth Proportional to 728,699.55, 1,093,082.13 and 223,223.70

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Solution

The fourth proportional to 728,699.55, 1,093,082.13 and 223,223.70 is: 334,845.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,699.55 : 1,093,082.13 = 223,223.70 : x
  2. Step 2: Convert to fraction form
    728,699.55/1,093,082.13 = 223,223.70/x
  3. Step 3: Cross multiply
    728,699.55x = 1,093,082.13 × 223,223.70
  4. Step 4: Simplify right side
    728,699.55x = 244,001,837,462.48
  5. Step 5: Solve for x
    x = 244,001,837,462.48/728,699.55
  6. Step 6: Final answer
    x = 334,845.60

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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.