Home / 647,932.77-894,325.05-376,088.25

Finding the Fourth Proportional to 647,932.77, 894,325.05 and 376,088.25

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Solution

The fourth proportional to 647,932.77, 894,325.05 and 376,088.25 is: 519,105.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,932.77 : 894,325.05 = 376,088.25 : x
  2. Step 2: Convert to fraction form
    647,932.77/894,325.05 = 376,088.25/x
  3. Step 3: Cross multiply
    647,932.77x = 894,325.05 × 376,088.25
  4. Step 4: Simplify right side
    647,932.77x = 336,345,142,985.66
  5. Step 5: Solve for x
    x = 336,345,142,985.66/647,932.77
  6. Step 6: Final answer
    x = 519,105.00

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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.