Home / 676,975.66-1,015,528.19-190,656.59

Finding the Fourth Proportional to 676,975.66, 1,015,528.19 and 190,656.59

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Solution

The fourth proportional to 676,975.66, 1,015,528.19 and 190,656.59 is: 286,003.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,975.66 : 1,015,528.19 = 190,656.59 : x
  2. Step 2: Convert to fraction form
    676,975.66/1,015,528.19 = 190,656.59/x
  3. Step 3: Cross multiply
    676,975.66x = 1,015,528.19 × 190,656.59
  4. Step 4: Simplify right side
    676,975.66x = 193,617,135,723.35
  5. Step 5: Solve for x
    x = 193,617,135,723.35/676,975.66
  6. Step 6: Final answer
    x = 286,003.10

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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.