Home / 349,541.34-482,362.45-196,579.48

Finding the Fourth Proportional to 349,541.34, 482,362.45 and 196,579.48

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Solution

The fourth proportional to 349,541.34, 482,362.45 and 196,579.48 is: 271,277.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,541.34 : 482,362.45 = 196,579.48 : x
  2. Step 2: Convert to fraction form
    349,541.34/482,362.45 = 196,579.48/x
  3. Step 3: Cross multiply
    349,541.34x = 482,362.45 × 196,579.48
  4. Step 4: Simplify right side
    349,541.34x = 94,822,559,592.53
  5. Step 5: Solve for x
    x = 94,822,559,592.53/349,541.34
  6. Step 6: Final answer
    x = 271,277.10

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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.