Home / 532,437.48-734,760.04-290,719.91

Finding the Fourth Proportional to 532,437.48, 734,760.04 and 290,719.91

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Solution

The fourth proportional to 532,437.48, 734,760.04 and 290,719.91 is: 401,191.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,437.48 : 734,760.04 = 290,719.91 : x
  2. Step 2: Convert to fraction form
    532,437.48/734,760.04 = 290,719.91/x
  3. Step 3: Cross multiply
    532,437.48x = 734,760.04 × 290,719.91
  4. Step 4: Simplify right side
    532,437.48x = 213,609,372,700.40
  5. Step 5: Solve for x
    x = 213,609,372,700.40/532,437.48
  6. Step 6: Final answer
    x = 401,191.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.