Home / 651,614.55-899,182.72-361,223.33

Finding the Fourth Proportional to 651,614.55, 899,182.72 and 361,223.33

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Solution

The fourth proportional to 651,614.55, 899,182.72 and 361,223.33 is: 498,463.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,614.55 : 899,182.72 = 361,223.33 : x
  2. Step 2: Convert to fraction form
    651,614.55/899,182.72 = 361,223.33/x
  3. Step 3: Cross multiply
    651,614.55x = 899,182.72 × 361,223.33
  4. Step 4: Simplify right side
    651,614.55x = 324,805,774,148.90
  5. Step 5: Solve for x
    x = 324,805,774,148.90/651,614.55
  6. Step 6: Final answer
    x = 498,463.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.