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Finding the Fourth Proportional to 298,639.04, 412,051.16 and 169,549.52

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Solution

The fourth proportional to 298,639.04, 412,051.16 and 169,549.52 is: 233,938.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,639.04 : 412,051.16 = 169,549.52 : x
  2. Step 2: Convert to fraction form
    298,639.04/412,051.16 = 169,549.52/x
  3. Step 3: Cross multiply
    298,639.04x = 412,051.16 × 169,549.52
  4. Step 4: Simplify right side
    298,639.04x = 69,863,076,393.44
  5. Step 5: Solve for x
    x = 69,863,076,393.44/298,639.04
  6. Step 6: Final answer
    x = 233,938.19

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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.