Home / 833,247.38-1,249,935.86-272,338.58

Finding the Fourth Proportional to 833,247.38, 1,249,935.86 and 272,338.58

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Solution

The fourth proportional to 833,247.38, 1,249,935.86 and 272,338.58 is: 408,529.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,247.38 : 1,249,935.86 = 272,338.58 : x
  2. Step 2: Convert to fraction form
    833,247.38/1,249,935.86 = 272,338.58/x
  3. Step 3: Cross multiply
    833,247.38x = 1,249,935.86 × 272,338.58
  4. Step 4: Simplify right side
    833,247.38x = 340,405,757,203.48
  5. Step 5: Solve for x
    x = 340,405,757,203.48/833,247.38
  6. Step 6: Final answer
    x = 408,529.05

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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.