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Finding the Fourth Proportional to 354,559.47, 489,825.63 and 232,342.29

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Solution

The fourth proportional to 354,559.47, 489,825.63 and 232,342.29 is: 320,982.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,559.47 : 489,825.63 = 232,342.29 : x
  2. Step 2: Convert to fraction form
    354,559.47/489,825.63 = 232,342.29/x
  3. Step 3: Cross multiply
    354,559.47x = 489,825.63 × 232,342.29
  4. Step 4: Simplify right side
    354,559.47x = 113,807,208,574.89
  5. Step 5: Solve for x
    x = 113,807,208,574.89/354,559.47
  6. Step 6: Final answer
    x = 320,982.00

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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.