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Finding the Fourth Proportional to 277,897.08, 383,505.10 and 170,526.44

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Solution

The fourth proportional to 277,897.08, 383,505.10 and 170,526.44 is: 235,330.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,897.08 : 383,505.10 = 170,526.44 : x
  2. Step 2: Convert to fraction form
    277,897.08/383,505.10 = 170,526.44/x
  3. Step 3: Cross multiply
    277,897.08x = 383,505.10 × 170,526.44
  4. Step 4: Simplify right side
    277,897.08x = 65,397,759,424.84
  5. Step 5: Solve for x
    x = 65,397,759,424.84/277,897.08
  6. Step 6: Final answer
    x = 235,330.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.