Home / 653,204.07-979,554.20-253,792.26

Finding the Fourth Proportional to 653,204.07, 979,554.20 and 253,792.26

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Solution

The fourth proportional to 653,204.07, 979,554.20 and 253,792.26 is: 380,590.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,204.07 : 979,554.20 = 253,792.26 : x
  2. Step 2: Convert to fraction form
    653,204.07/979,554.20 = 253,792.26/x
  3. Step 3: Cross multiply
    653,204.07x = 979,554.20 × 253,792.26
  4. Step 4: Simplify right side
    653,204.07x = 248,603,272,941.53
  5. Step 5: Solve for x
    x = 248,603,272,941.53/653,204.07
  6. Step 6: Final answer
    x = 380,590.51

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Double scale
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Similar ratio
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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.