Home / 863,973.16-1,296,538.20-358,534.66

Finding the Fourth Proportional to 863,973.16, 1,296,538.20 and 358,534.66

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Solution

The fourth proportional to 863,973.16, 1,296,538.20 and 358,534.66 is: 538,042.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,973.16 : 1,296,538.20 = 358,534.66 : x
  2. Step 2: Convert to fraction form
    863,973.16/1,296,538.20 = 358,534.66/x
  3. Step 3: Cross multiply
    863,973.16x = 1,296,538.20 × 358,534.66
  4. Step 4: Simplify right side
    863,973.16x = 464,853,882,714.01
  5. Step 5: Solve for x
    x = 464,853,882,714.01/863,973.16
  6. Step 6: Final answer
    x = 538,042.04

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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.