Home / 774,334.20-1,162,240.10-475,398.63

Finding the Fourth Proportional to 774,334.20, 1,162,240.10 and 475,398.63

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Solution

The fourth proportional to 774,334.20, 1,162,240.10 and 475,398.63 is: 713,551.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,334.20 : 1,162,240.10 = 475,398.63 : x
  2. Step 2: Convert to fraction form
    774,334.20/1,162,240.10 = 475,398.63/x
  3. Step 3: Cross multiply
    774,334.20x = 1,162,240.10 × 475,398.63
  4. Step 4: Simplify right side
    774,334.20x = 552,527,348,894.07
  5. Step 5: Solve for x
    x = 552,527,348,894.07/774,334.20
  6. Step 6: Final answer
    x = 713,551.52

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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.