Home / 429,302.12-592,316.16-268,320.56

Finding the Fourth Proportional to 429,302.12, 592,316.16 and 268,320.56

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Solution

The fourth proportional to 429,302.12, 592,316.16 and 268,320.56 is: 370,206.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,302.12 : 592,316.16 = 268,320.56 : x
  2. Step 2: Convert to fraction form
    429,302.12/592,316.16 = 268,320.56/x
  3. Step 3: Cross multiply
    429,302.12x = 592,316.16 × 268,320.56
  4. Step 4: Simplify right side
    429,302.12x = 158,930,603,748.25
  5. Step 5: Solve for x
    x = 158,930,603,748.25/429,302.12
  6. Step 6: Final answer
    x = 370,206.89

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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.