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Finding the Fourth Proportional to 194,855.60, 292,283.40 and 163,362.80

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Solution

The fourth proportional to 194,855.60, 292,283.40 and 163,362.80 is: 245,044.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,855.60 : 292,283.40 = 163,362.80 : x
  2. Step 2: Convert to fraction form
    194,855.60/292,283.40 = 163,362.80/x
  3. Step 3: Cross multiply
    194,855.60x = 292,283.40 × 163,362.80
  4. Step 4: Simplify right side
    194,855.60x = 47,748,234,617.52
  5. Step 5: Solve for x
    x = 47,748,234,617.52/194,855.60
  6. Step 6: Final answer
    x = 245,044.20

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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.