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Finding the Fourth Proportional to 333,699.60, 460,512.88 and 190,456.76

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Solution

The fourth proportional to 333,699.60, 460,512.88 and 190,456.76 is: 262,834.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,699.60 : 460,512.88 = 190,456.76 : x
  2. Step 2: Convert to fraction form
    333,699.60/460,512.88 = 190,456.76/x
  3. Step 3: Cross multiply
    333,699.60x = 460,512.88 × 190,456.76
  4. Step 4: Simplify right side
    333,699.60x = 87,707,791,063.07
  5. Step 5: Solve for x
    x = 87,707,791,063.07/333,699.60
  6. Step 6: Final answer
    x = 262,834.57

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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.