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Finding the Fourth Proportional to 295,209.90, 442,924.20 and 117,844.20

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Solution

The fourth proportional to 295,209.90, 442,924.20 and 117,844.20 is: 176,809.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,209.90 : 442,924.20 = 117,844.20 : x
  2. Step 2: Convert to fraction form
    295,209.90/442,924.20 = 117,844.20/x
  3. Step 3: Cross multiply
    295,209.90x = 442,924.20 × 117,844.20
  4. Step 4: Simplify right side
    295,209.90x = 52,196,048,009.64
  5. Step 5: Solve for x
    x = 52,196,048,009.64/295,209.90
  6. Step 6: Final answer
    x = 176,809.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.