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Finding the Fourth Proportional to 234,894.30, 324,152.49 and 127,461.57

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Solution

The fourth proportional to 234,894.30, 324,152.49 and 127,461.57 is: 175,896.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,894.30 : 324,152.49 = 127,461.57 : x
  2. Step 2: Convert to fraction form
    234,894.30/324,152.49 = 127,461.57/x
  3. Step 3: Cross multiply
    234,894.30x = 324,152.49 × 127,461.57
  4. Step 4: Simplify right side
    234,894.30x = 41,316,985,294.81
  5. Step 5: Solve for x
    x = 41,316,985,294.81/234,894.30
  6. Step 6: Final answer
    x = 175,896.07

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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.