Home / 346,203.45-518,366.79-179,641.53

Finding the Fourth Proportional to 346,203.45, 518,366.79 and 179,641.53

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Solution

The fourth proportional to 346,203.45, 518,366.79 and 179,641.53 is: 268,975.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,203.45 : 518,366.79 = 179,641.53 : x
  2. Step 2: Convert to fraction form
    346,203.45/518,366.79 = 179,641.53/x
  3. Step 3: Cross multiply
    346,203.45x = 518,366.79 × 179,641.53
  4. Step 4: Simplify right side
    346,203.45x = 93,120,203,256.79
  5. Step 5: Solve for x
    x = 93,120,203,256.79/346,203.45
  6. Step 6: Final answer
    x = 268,975.38

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1.5x scale

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.