Home / 349,700.75-523,856.63-269,460.33

Finding the Fourth Proportional to 349,700.75, 523,856.63 and 269,460.33

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Solution

The fourth proportional to 349,700.75, 523,856.63 and 269,460.33 is: 403,655.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,700.75 : 523,856.63 = 269,460.33 : x
  2. Step 2: Convert to fraction form
    349,700.75/523,856.63 = 269,460.33/x
  3. Step 3: Cross multiply
    349,700.75x = 523,856.63 × 269,460.33
  4. Step 4: Simplify right side
    349,700.75x = 141,158,579,101.68
  5. Step 5: Solve for x
    x = 141,158,579,101.68/349,700.75
  6. Step 6: Final answer
    x = 403,655.35

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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.