Home / 740,495.52-1,109,995.44-291,531.42

Finding the Fourth Proportional to 740,495.52, 1,109,995.44 and 291,531.42

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Solution

The fourth proportional to 740,495.52, 1,109,995.44 and 291,531.42 is: 437,002.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,495.52 : 1,109,995.44 = 291,531.42 : x
  2. Step 2: Convert to fraction form
    740,495.52/1,109,995.44 = 291,531.42/x
  3. Step 3: Cross multiply
    740,495.52x = 1,109,995.44 × 291,531.42
  4. Step 4: Simplify right side
    740,495.52x = 323,598,546,816.73
  5. Step 5: Solve for x
    x = 323,598,546,816.73/740,495.52
  6. Step 6: Final answer
    x = 437,002.71

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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.