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Finding the Fourth Proportional to 594,067.60, 891,187.80 and 194,640.40

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Solution

The fourth proportional to 594,067.60, 891,187.80 and 194,640.40 is: 291,988.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,067.60 : 891,187.80 = 194,640.40 : x
  2. Step 2: Convert to fraction form
    594,067.60/891,187.80 = 194,640.40/x
  3. Step 3: Cross multiply
    594,067.60x = 891,187.80 × 194,640.40
  4. Step 4: Simplify right side
    594,067.60x = 173,461,149,867.12
  5. Step 5: Solve for x
    x = 173,461,149,867.12/594,067.60
  6. Step 6: Final answer
    x = 291,988.91

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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.