Home / 387,597.07-581,508.60-237,933.37

Finding the Fourth Proportional to 387,597.07, 581,508.60 and 237,933.37

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Solution

The fourth proportional to 387,597.07, 581,508.60 and 237,933.37 is: 356,969.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,597.07 : 581,508.60 = 237,933.37 : x
  2. Step 2: Convert to fraction form
    387,597.07/581,508.60 = 237,933.37/x
  3. Step 3: Cross multiply
    387,597.07x = 581,508.60 × 237,933.37
  4. Step 4: Simplify right side
    387,597.07x = 138,360,300,881.98
  5. Step 5: Solve for x
    x = 138,360,300,881.98/387,597.07
  6. Step 6: Final answer
    x = 356,969.42

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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.