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Finding the Fourth Proportional to 254,292.89, 350,924.63 and 139,572.29

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Solution

The fourth proportional to 254,292.89, 350,924.63 and 139,572.29 is: 192,610.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,292.89 : 350,924.63 = 139,572.29 : x
  2. Step 2: Convert to fraction form
    254,292.89/350,924.63 = 139,572.29/x
  3. Step 3: Cross multiply
    254,292.89x = 350,924.63 × 139,572.29
  4. Step 4: Simplify right side
    254,292.89x = 48,979,351,774.02
  5. Step 5: Solve for x
    x = 48,979,351,774.02/254,292.89
  6. Step 6: Final answer
    x = 192,610.00

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1.5x scale

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.