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Finding the Fourth Proportional to 238,096.82, 328,580.01 and 130,670.68

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Solution

The fourth proportional to 238,096.82, 328,580.01 and 130,670.68 is: 180,329.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,096.82 : 328,580.01 = 130,670.68 : x
  2. Step 2: Convert to fraction form
    238,096.82/328,580.01 = 130,670.68/x
  3. Step 3: Cross multiply
    238,096.82x = 328,580.01 × 130,670.68
  4. Step 4: Simplify right side
    238,096.82x = 42,935,773,341.11
  5. Step 5: Solve for x
    x = 42,935,773,341.11/238,096.82
  6. Step 6: Final answer
    x = 180,329.05

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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.