Home / 830,240.24-1,145,579.32-467,586.43

Finding the Fourth Proportional to 830,240.24, 1,145,579.32 and 467,586.43

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Solution

The fourth proportional to 830,240.24, 1,145,579.32 and 467,586.43 is: 645,183.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,240.24 : 1,145,579.32 = 467,586.43 : x
  2. Step 2: Convert to fraction form
    830,240.24/1,145,579.32 = 467,586.43/x
  3. Step 3: Cross multiply
    830,240.24x = 1,145,579.32 × 467,586.43
  4. Step 4: Simplify right side
    830,240.24x = 535,657,336,454.80
  5. Step 5: Solve for x
    x = 535,657,336,454.80/830,240.24
  6. Step 6: Final answer
    x = 645,183.54

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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.