Home / 695,528.32-959,913.84-409,034.56

Finding the Fourth Proportional to 695,528.32, 959,913.84 and 409,034.56

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Solution

The fourth proportional to 695,528.32, 959,913.84 and 409,034.56 is: 564,517.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,528.32 : 959,913.84 = 409,034.56 : x
  2. Step 2: Convert to fraction form
    695,528.32/959,913.84 = 409,034.56/x
  3. Step 3: Cross multiply
    695,528.32x = 959,913.84 × 409,034.56
  4. Step 4: Simplify right side
    695,528.32x = 392,637,935,182.31
  5. Step 5: Solve for x
    x = 392,637,935,182.31/695,528.32
  6. Step 6: Final answer
    x = 564,517.54

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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.