Home / 863,972.66-1,296,537.45-358,534.16

Finding the Fourth Proportional to 863,972.66, 1,296,537.45 and 358,534.16

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Solution

The fourth proportional to 863,972.66, 1,296,537.45 and 358,534.16 is: 538,041.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,972.66 : 1,296,537.45 = 358,534.16 : x
  2. Step 2: Convert to fraction form
    863,972.66/1,296,537.45 = 358,534.16/x
  3. Step 3: Cross multiply
    863,972.66x = 1,296,537.45 × 358,534.16
  4. Step 4: Simplify right side
    863,972.66x = 464,852,965,544.29
  5. Step 5: Solve for x
    x = 464,852,965,544.29/863,972.66
  6. Step 6: Final answer
    x = 538,041.29

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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.