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Finding the Fourth Proportional to 256,552.83, 354,012.24 and 141,816.02

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Solution

The fourth proportional to 256,552.83, 354,012.24 and 141,816.02 is: 195,689.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,552.83 : 354,012.24 = 141,816.02 : x
  2. Step 2: Convert to fraction form
    256,552.83/354,012.24 = 141,816.02/x
  3. Step 3: Cross multiply
    256,552.83x = 354,012.24 × 141,816.02
  4. Step 4: Simplify right side
    256,552.83x = 50,204,606,199.00
  5. Step 5: Solve for x
    x = 50,204,606,199.00/256,552.83
  6. Step 6: Final answer
    x = 195,689.16

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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.