Home / 682,242.90-1,023,947.55-303,746.10

Finding the Fourth Proportional to 682,242.90, 1,023,947.55 and 303,746.10

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Solution

The fourth proportional to 682,242.90, 1,023,947.55 and 303,746.10 is: 455,878.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,242.90 : 1,023,947.55 = 303,746.10 : x
  2. Step 2: Convert to fraction form
    682,242.90/1,023,947.55 = 303,746.10/x
  3. Step 3: Cross multiply
    682,242.90x = 1,023,947.55 × 303,746.10
  4. Step 4: Simplify right side
    682,242.90x = 311,020,074,917.06
  5. Step 5: Solve for x
    x = 311,020,074,917.06/682,242.90
  6. Step 6: Final answer
    x = 455,878.80

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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.