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Finding the Fourth Proportional to 292,846.16, 403,914.12 and 185,433.68

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Solution

The fourth proportional to 292,846.16, 403,914.12 and 185,433.68 is: 255,763.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,846.16 : 403,914.12 = 185,433.68 : x
  2. Step 2: Convert to fraction form
    292,846.16/403,914.12 = 185,433.68/x
  3. Step 3: Cross multiply
    292,846.16x = 403,914.12 × 185,433.68
  4. Step 4: Simplify right side
    292,846.16x = 74,899,281,675.56
  5. Step 5: Solve for x
    x = 74,899,281,675.56/292,846.16
  6. Step 6: Final answer
    x = 255,763.24

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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.