Home / 850,057.97-1,173,108.62-462,888.35

Finding the Fourth Proportional to 850,057.97, 1,173,108.62 and 462,888.35

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Solution

The fourth proportional to 850,057.97, 1,173,108.62 and 462,888.35 is: 638,801.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,057.97 : 1,173,108.62 = 462,888.35 : x
  2. Step 2: Convert to fraction form
    850,057.97/1,173,108.62 = 462,888.35/x
  3. Step 3: Cross multiply
    850,057.97x = 1,173,108.62 × 462,888.35
  4. Step 4: Simplify right side
    850,057.97x = 543,018,309,874.04
  5. Step 5: Solve for x
    x = 543,018,309,874.04/850,057.97
  6. Step 6: Final answer
    x = 638,801.51

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1.5x scale

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.