Home / 516,970.19-713,313.23-302,068.73

Finding the Fourth Proportional to 516,970.19, 713,313.23 and 302,068.73

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Solution

The fourth proportional to 516,970.19, 713,313.23 and 302,068.73 is: 416,793.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,970.19 : 713,313.23 = 302,068.73 : x
  2. Step 2: Convert to fraction form
    516,970.19/713,313.23 = 302,068.73/x
  3. Step 3: Cross multiply
    516,970.19x = 713,313.23 × 302,068.73
  4. Step 4: Simplify right side
    516,970.19x = 215,469,616,401.39
  5. Step 5: Solve for x
    x = 215,469,616,401.39/516,970.19
  6. Step 6: Final answer
    x = 416,793.12

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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.