Home / 631,140.19-946,678.01-231,750.25

Finding the Fourth Proportional to 631,140.19, 946,678.01 and 231,750.25

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Solution

The fourth proportional to 631,140.19, 946,678.01 and 231,750.25 is: 347,613.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,140.19 : 946,678.01 = 231,750.25 : x
  2. Step 2: Convert to fraction form
    631,140.19/946,678.01 = 231,750.25/x
  3. Step 3: Cross multiply
    631,140.19x = 946,678.01 × 231,750.25
  4. Step 4: Simplify right side
    631,140.19x = 219,392,860,753.61
  5. Step 5: Solve for x
    x = 219,392,860,753.61/631,140.19
  6. Step 6: Final answer
    x = 347,613.52

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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.