Home / 294,733.20-406,731.78-160,597.20

Finding the Fourth Proportional to 294,733.20, 406,731.78 and 160,597.20

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Solution

The fourth proportional to 294,733.20, 406,731.78 and 160,597.20 is: 221,624.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,733.20 : 406,731.78 = 160,597.20 : x
  2. Step 2: Convert to fraction form
    294,733.20/406,731.78 = 160,597.20/x
  3. Step 3: Cross multiply
    294,733.20x = 406,731.78 × 160,597.20
  4. Step 4: Simplify right side
    294,733.20x = 65,319,985,019.02
  5. Step 5: Solve for x
    x = 65,319,985,019.02/294,733.20
  6. Step 6: Final answer
    x = 221,624.12

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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.