Home / 651,255.20-976,105.20-335,549.60

Finding the Fourth Proportional to 651,255.20, 976,105.20 and 335,549.60

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Solution

The fourth proportional to 651,255.20, 976,105.20 and 335,549.60 is: 502,923.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,255.20 : 976,105.20 = 335,549.60 : x
  2. Step 2: Convert to fraction form
    651,255.20/976,105.20 = 335,549.60/x
  3. Step 3: Cross multiply
    651,255.20x = 976,105.20 × 335,549.60
  4. Step 4: Simplify right side
    651,255.20x = 327,531,709,417.92
  5. Step 5: Solve for x
    x = 327,531,709,417.92/651,255.20
  6. Step 6: Final answer
    x = 502,923.75

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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.