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Finding the Fourth Proportional to 233,400.60, 349,809.30 and 170,998.20

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Solution

The fourth proportional to 233,400.60, 349,809.30 and 170,998.20 is: 256,283.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,400.60 : 349,809.30 = 170,998.20 : x
  2. Step 2: Convert to fraction form
    233,400.60/349,809.30 = 170,998.20/x
  3. Step 3: Cross multiply
    233,400.60x = 349,809.30 × 170,998.20
  4. Step 4: Simplify right side
    233,400.60x = 59,816,760,643.26
  5. Step 5: Solve for x
    x = 59,816,760,643.26/233,400.60
  6. Step 6: Final answer
    x = 256,283.66

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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.