Home / 349,526.28-482,341.65-196,564.43

Finding the Fourth Proportional to 349,526.28, 482,341.65 and 196,564.43

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Solution

The fourth proportional to 349,526.28, 482,341.65 and 196,564.43 is: 271,256.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,526.28 : 482,341.65 = 196,564.43 : x
  2. Step 2: Convert to fraction form
    349,526.28/482,341.65 = 196,564.43/x
  3. Step 3: Cross multiply
    349,526.28x = 482,341.65 × 196,564.43
  4. Step 4: Simplify right side
    349,526.28x = 94,811,209,085.80
  5. Step 5: Solve for x
    x = 94,811,209,085.80/349,526.28
  6. Step 6: Final answer
    x = 271,256.31

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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.