Home / 395,130.29-592,096.74-261,531.93

Finding the Fourth Proportional to 395,130.29, 592,096.74 and 261,531.93

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Solution

The fourth proportional to 395,130.29, 592,096.74 and 261,531.93 is: 391,901.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,130.29 : 592,096.74 = 261,531.93 : x
  2. Step 2: Convert to fraction form
    395,130.29/592,096.74 = 261,531.93/x
  3. Step 3: Cross multiply
    395,130.29x = 592,096.74 × 261,531.93
  4. Step 4: Simplify right side
    395,130.29x = 154,852,203,158.91
  5. Step 5: Solve for x
    x = 154,852,203,158.91/395,130.29
  6. Step 6: Final answer
    x = 391,901.63

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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.