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Finding the Fourth Proportional to 504,021.98, 755,913.54 and 144,181.74

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Solution

The fourth proportional to 504,021.98, 755,913.54 and 144,181.74 is: 216,238.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,021.98 : 755,913.54 = 144,181.74 : x
  2. Step 2: Convert to fraction form
    504,021.98/755,913.54 = 144,181.74/x
  3. Step 3: Cross multiply
    504,021.98x = 755,913.54 × 144,181.74
  4. Step 4: Simplify right side
    504,021.98x = 108,988,929,486.76
  5. Step 5: Solve for x
    x = 108,988,929,486.76/504,021.98
  6. Step 6: Final answer
    x = 216,238.44

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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.