Home / 874,264.32-1,311,336.27-537,356.97

Finding the Fourth Proportional to 874,264.32, 1,311,336.27 and 537,356.97

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Solution

The fourth proportional to 874,264.32, 1,311,336.27 and 537,356.97 is: 805,998.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,264.32 : 1,311,336.27 = 537,356.97 : x
  2. Step 2: Convert to fraction form
    874,264.32/1,311,336.27 = 537,356.97/x
  3. Step 3: Cross multiply
    874,264.32x = 1,311,336.27 × 537,356.97
  4. Step 4: Simplify right side
    874,264.32x = 704,655,684,698.30
  5. Step 5: Solve for x
    x = 704,655,684,698.30/874,264.32
  6. Step 6: Final answer
    x = 805,998.45

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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.