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Finding the Fourth Proportional to 427,710.31, 590,200.16 and 255,594.00

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Solution

The fourth proportional to 427,710.31, 590,200.16 and 255,594.00 is: 352,695.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,710.31 : 590,200.16 = 255,594.00 : x
  2. Step 2: Convert to fraction form
    427,710.31/590,200.16 = 255,594.00/x
  3. Step 3: Cross multiply
    427,710.31x = 590,200.16 × 255,594.00
  4. Step 4: Simplify right side
    427,710.31x = 150,851,620,630.32
  5. Step 5: Solve for x
    x = 150,851,620,630.32/427,710.31
  6. Step 6: Final answer
    x = 352,695.78

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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.