Home / 429,834.79-592,988.05-268,409.59

Finding the Fourth Proportional to 429,834.79, 592,988.05 and 268,409.59

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Solution

The fourth proportional to 429,834.79, 592,988.05 and 268,409.59 is: 370,290.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,834.79 : 592,988.05 = 268,409.59 : x
  2. Step 2: Convert to fraction form
    429,834.79/592,988.05 = 268,409.59/x
  3. Step 3: Cross multiply
    429,834.79x = 592,988.05 × 268,409.59
  4. Step 4: Simplify right side
    429,834.79x = 159,163,679,375.40
  5. Step 5: Solve for x
    x = 159,163,679,375.40/429,834.79
  6. Step 6: Final answer
    x = 370,290.36

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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.