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Finding the Fourth Proportional to 277,647.84, 416,166.09 and 181,545.42

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Solution

The fourth proportional to 277,647.84, 416,166.09 and 181,545.42 is: 272,118.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,647.84 : 416,166.09 = 181,545.42 : x
  2. Step 2: Convert to fraction form
    277,647.84/416,166.09 = 181,545.42/x
  3. Step 3: Cross multiply
    277,647.84x = 416,166.09 × 181,545.42
  4. Step 4: Simplify right side
    277,647.84x = 75,553,047,598.81
  5. Step 5: Solve for x
    x = 75,553,047,598.81/277,647.84
  6. Step 6: Final answer
    x = 272,118.26

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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.