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Finding the Fourth Proportional to 232,384.80, 348,674.40 and 74,661.60

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Solution

The fourth proportional to 232,384.80, 348,674.40 and 74,661.60 is: 112,023.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,384.80 : 348,674.40 = 74,661.60 : x
  2. Step 2: Convert to fraction form
    232,384.80/348,674.40 = 74,661.60/x
  3. Step 3: Cross multiply
    232,384.80x = 348,674.40 × 74,661.60
  4. Step 4: Simplify right side
    232,384.80x = 26,032,588,583.04
  5. Step 5: Solve for x
    x = 26,032,588,583.04/232,384.80
  6. Step 6: Final answer
    x = 112,023.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.