Home / 545,986.20-818,784.90-246,610.20

Finding the Fourth Proportional to 545,986.20, 818,784.90 and 246,610.20

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Solution

The fourth proportional to 545,986.20, 818,784.90 and 246,610.20 is: 369,827.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,986.20 : 818,784.90 = 246,610.20 : x
  2. Step 2: Convert to fraction form
    545,986.20/818,784.90 = 246,610.20/x
  3. Step 3: Cross multiply
    545,986.20x = 818,784.90 × 246,610.20
  4. Step 4: Simplify right side
    545,986.20x = 201,920,707,945.98
  5. Step 5: Solve for x
    x = 201,920,707,945.98/545,986.20
  6. Step 6: Final answer
    x = 369,827.49

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Double scale
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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.