Home / 703,097.35-1,054,671.95-361,449.21

Finding the Fourth Proportional to 703,097.35, 1,054,671.95 and 361,449.21

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Solution

The fourth proportional to 703,097.35, 1,054,671.95 and 361,449.21 is: 542,187.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,097.35 : 1,054,671.95 = 361,449.21 : x
  2. Step 2: Convert to fraction form
    703,097.35/1,054,671.95 = 361,449.21/x
  3. Step 3: Cross multiply
    703,097.35x = 1,054,671.95 × 361,449.21
  4. Step 4: Simplify right side
    703,097.35x = 381,210,343,136.66
  5. Step 5: Solve for x
    x = 381,210,343,136.66/703,097.35
  6. Step 6: Final answer
    x = 542,187.14

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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.