Home / 346,569.45-478,260.57-193,609.83

Finding the Fourth Proportional to 346,569.45, 478,260.57 and 193,609.83

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Solution

The fourth proportional to 346,569.45, 478,260.57 and 193,609.83 is: 267,178.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,569.45 : 478,260.57 = 193,609.83 : x
  2. Step 2: Convert to fraction form
    346,569.45/478,260.57 = 193,609.83/x
  3. Step 3: Cross multiply
    346,569.45x = 478,260.57 × 193,609.83
  4. Step 4: Simplify right side
    346,569.45x = 92,595,947,653.40
  5. Step 5: Solve for x
    x = 92,595,947,653.40/346,569.45
  6. Step 6: Final answer
    x = 267,178.62

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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.