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Finding the Fourth Proportional to 238,411.01, 328,893.51 and 173,741.60

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Solution

The fourth proportional to 238,411.01, 328,893.51 and 173,741.60 is: 239,680.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,411.01 : 328,893.51 = 173,741.60 : x
  2. Step 2: Convert to fraction form
    238,411.01/328,893.51 = 173,741.60/x
  3. Step 3: Cross multiply
    238,411.01x = 328,893.51 × 173,741.60
  4. Step 4: Simplify right side
    238,411.01x = 57,142,484,657.02
  5. Step 5: Solve for x
    x = 57,142,484,657.02/238,411.01
  6. Step 6: Final answer
    x = 239,680.56

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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.