Home / 583,297.75-804,950.90-315,025.75

Finding the Fourth Proportional to 583,297.75, 804,950.90 and 315,025.75

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Solution

The fourth proportional to 583,297.75, 804,950.90 and 315,025.75 is: 434,735.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,297.75 : 804,950.90 = 315,025.75 : x
  2. Step 2: Convert to fraction form
    583,297.75/804,950.90 = 315,025.75/x
  3. Step 3: Cross multiply
    583,297.75x = 804,950.90 × 315,025.75
  4. Step 4: Simplify right side
    583,297.75x = 253,580,260,985.68
  5. Step 5: Solve for x
    x = 253,580,260,985.68/583,297.75
  6. Step 6: Final answer
    x = 434,735.54

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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.