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Finding the Fourth Proportional to 605,830.65, 908,909.55 and 185,095.05

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Solution

The fourth proportional to 605,830.65, 908,909.55 and 185,095.05 is: 277,692.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,830.65 : 908,909.55 = 185,095.05 : x
  2. Step 2: Convert to fraction form
    605,830.65/908,909.55 = 185,095.05/x
  3. Step 3: Cross multiply
    605,830.65x = 908,909.55 × 185,095.05
  4. Step 4: Simplify right side
    605,830.65x = 168,234,658,602.73
  5. Step 5: Solve for x
    x = 168,234,658,602.73/605,830.65
  6. Step 6: Final answer
    x = 277,692.55

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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.