Home / 314,825.88-434,461.11-178,867.23

Finding the Fourth Proportional to 314,825.88, 434,461.11 and 178,867.23

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Solution

The fourth proportional to 314,825.88, 434,461.11 and 178,867.23 is: 246,837.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,825.88 : 434,461.11 = 178,867.23 : x
  2. Step 2: Convert to fraction form
    314,825.88/434,461.11 = 178,867.23/x
  3. Step 3: Cross multiply
    314,825.88x = 434,461.11 × 178,867.23
  4. Step 4: Simplify right side
    314,825.88x = 77,710,855,288.43
  5. Step 5: Solve for x
    x = 77,710,855,288.43/314,825.88
  6. Step 6: Final answer
    x = 246,837.57

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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.