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Finding the Fourth Proportional to 235,377.80, 324,827.68 and 127,955.04

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Solution

The fourth proportional to 235,377.80, 324,827.68 and 127,955.04 is: 176,581.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,377.80 : 324,827.68 = 127,955.04 : x
  2. Step 2: Convert to fraction form
    235,377.80/324,827.68 = 127,955.04/x
  3. Step 3: Cross multiply
    235,377.80x = 324,827.68 × 127,955.04
  4. Step 4: Simplify right side
    235,377.80x = 41,563,338,787.51
  5. Step 5: Solve for x
    x = 41,563,338,787.51/235,377.80
  6. Step 6: Final answer
    x = 176,581.39

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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.