Home / 349,386.32-482,150.21-196,425.18

Finding the Fourth Proportional to 349,386.32, 482,150.21 and 196,425.18

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Solution

The fourth proportional to 349,386.32, 482,150.21 and 196,425.18 is: 271,065.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,386.32 : 482,150.21 = 196,425.18 : x
  2. Step 2: Convert to fraction form
    349,386.32/482,150.21 = 196,425.18/x
  3. Step 3: Cross multiply
    349,386.32x = 482,150.21 × 196,425.18
  4. Step 4: Simplify right side
    349,386.32x = 94,706,440,804.16
  5. Step 5: Solve for x
    x = 94,706,440,804.16/349,386.32
  6. Step 6: Final answer
    x = 271,065.11

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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.