Home / 1,106,277.10-1,659,415.65-396,328.30

Finding the Fourth Proportional to 1,106,277.10, 1,659,415.65 and 396,328.30

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Solution

The fourth proportional to 1,106,277.10, 1,659,415.65 and 396,328.30 is: 594,492.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,277.10 : 1,659,415.65 = 396,328.30 : x
  2. Step 2: Convert to fraction form
    1,106,277.10/1,659,415.65 = 396,328.30/x
  3. Step 3: Cross multiply
    1,106,277.10x = 1,659,415.65 × 396,328.30
  4. Step 4: Simplify right side
    1,106,277.10x = 657,673,383,557.90
  5. Step 5: Solve for x
    x = 657,673,383,557.90/1,106,277.10
  6. Step 6: Final answer
    x = 594,492.45

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Double scale
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Similar ratio
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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.