Home / 349,692.03-482,574.18-196,730.28

Finding the Fourth Proportional to 349,692.03, 482,574.18 and 196,730.28

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Solution

The fourth proportional to 349,692.03, 482,574.18 and 196,730.28 is: 271,487.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,692.03 : 482,574.18 = 196,730.28 : x
  2. Step 2: Convert to fraction form
    349,692.03/482,574.18 = 196,730.28/x
  3. Step 3: Cross multiply
    349,692.03x = 482,574.18 × 196,730.28
  4. Step 4: Simplify right side
    349,692.03x = 94,936,953,552.17
  5. Step 5: Solve for x
    x = 94,936,953,552.17/349,692.03
  6. Step 6: Final answer
    x = 271,487.32

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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.