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Finding the Fourth Proportional to 292,360.96, 403,449.96 and 165,048.40

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Solution

The fourth proportional to 292,360.96, 403,449.96 and 165,048.40 is: 227,762.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,360.96 : 403,449.96 = 165,048.40 : x
  2. Step 2: Convert to fraction form
    292,360.96/403,449.96 = 165,048.40/x
  3. Step 3: Cross multiply
    292,360.96x = 403,449.96 × 165,048.40
  4. Step 4: Simplify right side
    292,360.96x = 66,588,770,378.06
  5. Step 5: Solve for x
    x = 66,588,770,378.06/292,360.96
  6. Step 6: Final answer
    x = 227,762.18

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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.