Home / 708,626.08-1,062,942.96-209,994.40

Finding the Fourth Proportional to 708,626.08, 1,062,942.96 and 209,994.40

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Solution

The fourth proportional to 708,626.08, 1,062,942.96 and 209,994.40 is: 314,992.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,626.08 : 1,062,942.96 = 209,994.40 : x
  2. Step 2: Convert to fraction form
    708,626.08/1,062,942.96 = 209,994.40/x
  3. Step 3: Cross multiply
    708,626.08x = 1,062,942.96 × 209,994.40
  4. Step 4: Simplify right side
    708,626.08x = 223,212,069,119.42
  5. Step 5: Solve for x
    x = 223,212,069,119.42/708,626.08
  6. Step 6: Final answer
    x = 314,992.74

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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.