Home / 893,118.45-1,232,479.46-525,617.21

Finding the Fourth Proportional to 893,118.45, 1,232,479.46 and 525,617.21

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Solution

The fourth proportional to 893,118.45, 1,232,479.46 and 525,617.21 is: 725,337.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,118.45 : 1,232,479.46 = 525,617.21 : x
  2. Step 2: Convert to fraction form
    893,118.45/1,232,479.46 = 525,617.21/x
  3. Step 3: Cross multiply
    893,118.45x = 1,232,479.46 × 525,617.21
  4. Step 4: Simplify right side
    893,118.45x = 647,812,414,920.95
  5. Step 5: Solve for x
    x = 647,812,414,920.95/893,118.45
  6. Step 6: Final answer
    x = 725,337.62

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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.