Home / 346,116.47-477,639.78-193,153.04

Finding the Fourth Proportional to 346,116.47, 477,639.78 and 193,153.04

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Solution

The fourth proportional to 346,116.47, 477,639.78 and 193,153.04 is: 266,550.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,116.47 : 477,639.78 = 193,153.04 : x
  2. Step 2: Convert to fraction form
    346,116.47/477,639.78 = 193,153.04/x
  3. Step 3: Cross multiply
    346,116.47x = 477,639.78 × 193,153.04
  4. Step 4: Simplify right side
    346,116.47x = 92,257,573,143.73
  5. Step 5: Solve for x
    x = 92,257,573,143.73/346,116.47
  6. Step 6: Final answer
    x = 266,550.66

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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.