Home / 638,002.26-957,003.37-188,688.17

Finding the Fourth Proportional to 638,002.26, 957,003.37 and 188,688.17

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Solution

The fourth proportional to 638,002.26, 957,003.37 and 188,688.17 is: 283,032.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,002.26 : 957,003.37 = 188,688.17 : x
  2. Step 2: Convert to fraction form
    638,002.26/957,003.37 = 188,688.17/x
  3. Step 3: Cross multiply
    638,002.26x = 957,003.37 × 188,688.17
  4. Step 4: Simplify right side
    638,002.26x = 180,575,214,569.13
  5. Step 5: Solve for x
    x = 180,575,214,569.13/638,002.26
  6. Step 6: Final answer
    x = 283,032.25

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1.5x scale

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.