Home / 951,669.93-1,313,341.34-521,968.17

Finding the Fourth Proportional to 951,669.93, 1,313,341.34 and 521,968.17

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Solution

The fourth proportional to 951,669.93, 1,313,341.34 and 521,968.17 is: 720,336.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,669.93 : 1,313,341.34 = 521,968.17 : x
  2. Step 2: Convert to fraction form
    951,669.93/1,313,341.34 = 521,968.17/x
  3. Step 3: Cross multiply
    951,669.93x = 1,313,341.34 × 521,968.17
  4. Step 4: Simplify right side
    951,669.93x = 685,522,373,215.31
  5. Step 5: Solve for x
    x = 685,522,373,215.31/951,669.93
  6. Step 6: Final answer
    x = 720,336.28

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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.