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Finding the Fourth Proportional to 566,873.78, 782,256.29 and 352,009.23

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Solution

The fourth proportional to 566,873.78, 782,256.29 and 352,009.23 is: 485,754.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,873.78 : 782,256.29 = 352,009.23 : x
  2. Step 2: Convert to fraction form
    566,873.78/782,256.29 = 352,009.23/x
  3. Step 3: Cross multiply
    566,873.78x = 782,256.29 × 352,009.23
  4. Step 4: Simplify right side
    566,873.78x = 275,361,429,612.05
  5. Step 5: Solve for x
    x = 275,361,429,612.05/566,873.78
  6. Step 6: Final answer
    x = 485,754.40

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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.