Home / 1,106,255.09-1,659,727.10-396,289.28

Finding the Fourth Proportional to 1,106,255.09, 1,659,727.10 and 396,289.28

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Solution

The fourth proportional to 1,106,255.09, 1,659,727.10 and 396,289.28 is: 594,557.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,255.09 : 1,659,727.10 = 396,289.28 : x
  2. Step 2: Convert to fraction form
    1,106,255.09/1,659,727.10 = 396,289.28/x
  3. Step 3: Cross multiply
    1,106,255.09x = 1,659,727.10 × 396,289.28
  4. Step 4: Simplify right side
    1,106,255.09x = 657,732,062,595.53
  5. Step 5: Solve for x
    x = 657,732,062,595.53/1,106,255.09
  6. Step 6: Final answer
    x = 594,557.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.