Home / 583,295.85-804,948.09-315,023.85

Finding the Fourth Proportional to 583,295.85, 804,948.09 and 315,023.85

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Solution

The fourth proportional to 583,295.85, 804,948.09 and 315,023.85 is: 434,732.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,295.85 : 804,948.09 = 315,023.85 : x
  2. Step 2: Convert to fraction form
    583,295.85/804,948.09 = 315,023.85/x
  3. Step 3: Cross multiply
    583,295.85x = 804,948.09 × 315,023.85
  4. Step 4: Simplify right side
    583,295.85x = 253,577,846,361.95
  5. Step 5: Solve for x
    x = 253,577,846,361.95/583,295.85
  6. Step 6: Final answer
    x = 434,732.81

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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.