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Finding the Fourth Proportional to 292,604.88, 403,827.60 and 165,288.67

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Solution

The fourth proportional to 292,604.88, 403,827.60 and 165,288.67 is: 228,116.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,604.88 : 403,827.60 = 165,288.67 : x
  2. Step 2: Convert to fraction form
    292,604.88/403,827.60 = 165,288.67/x
  3. Step 3: Cross multiply
    292,604.88x = 403,827.60 × 165,288.67
  4. Step 4: Simplify right side
    292,604.88x = 66,748,126,913.29
  5. Step 5: Solve for x
    x = 66,748,126,913.29/292,604.88
  6. Step 6: Final answer
    x = 228,116.93

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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.