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Finding the Fourth Proportional to 228,100.60, 341,762.10 and 194,663.80

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Solution

The fourth proportional to 228,100.60, 341,762.10 and 194,663.80 is: 291,663.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,100.60 : 341,762.10 = 194,663.80 : x
  2. Step 2: Convert to fraction form
    228,100.60/341,762.10 = 194,663.80/x
  3. Step 3: Cross multiply
    228,100.60x = 341,762.10 × 194,663.80
  4. Step 4: Simplify right side
    228,100.60x = 66,528,709,081.98
  5. Step 5: Solve for x
    x = 66,528,709,081.98/228,100.60
  6. Step 6: Final answer
    x = 291,663.89

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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.