Home / 313,826.52-433,143.60-186,477.48

Finding the Fourth Proportional to 313,826.52, 433,143.60 and 186,477.48

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Solution

The fourth proportional to 313,826.52, 433,143.60 and 186,477.48 is: 257,376.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,826.52 : 433,143.60 = 186,477.48 : x
  2. Step 2: Convert to fraction form
    313,826.52/433,143.60 = 186,477.48/x
  3. Step 3: Cross multiply
    313,826.52x = 433,143.60 × 186,477.48
  4. Step 4: Simplify right side
    313,826.52x = 80,771,527,006.13
  5. Step 5: Solve for x
    x = 80,771,527,006.13/313,826.52
  6. Step 6: Final answer
    x = 257,376.36

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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.