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Finding the Fourth Proportional to 254,307.57, 350,945.36 and 141,130.32

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Solution

The fourth proportional to 254,307.57, 350,945.36 and 141,130.32 is: 194,760.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,307.57 : 350,945.36 = 141,130.32 : x
  2. Step 2: Convert to fraction form
    254,307.57/350,945.36 = 141,130.32/x
  3. Step 3: Cross multiply
    254,307.57x = 350,945.36 × 141,130.32
  4. Step 4: Simplify right side
    254,307.57x = 49,529,030,253.66
  5. Step 5: Solve for x
    x = 49,529,030,253.66/254,307.57
  6. Step 6: Final answer
    x = 194,760.35

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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.