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Finding the Fourth Proportional to 297,689.16, 410,740.02 and 168,630.60

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Solution

The fourth proportional to 297,689.16, 410,740.02 and 168,630.60 is: 232,670.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,689.16 : 410,740.02 = 168,630.60 : x
  2. Step 2: Convert to fraction form
    297,689.16/410,740.02 = 168,630.60/x
  3. Step 3: Cross multiply
    297,689.16x = 410,740.02 × 168,630.60
  4. Step 4: Simplify right side
    297,689.16x = 69,263,336,016.61
  5. Step 5: Solve for x
    x = 69,263,336,016.61/297,689.16
  6. Step 6: Final answer
    x = 232,670.00

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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.