Home / 1,040,337.02-1,560,559.50-330,420.62

Finding the Fourth Proportional to 1,040,337.02, 1,560,559.50 and 330,420.62

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Solution

The fourth proportional to 1,040,337.02, 1,560,559.50 and 330,420.62 is: 495,648.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,337.02 : 1,560,559.50 = 330,420.62 : x
  2. Step 2: Convert to fraction form
    1,040,337.02/1,560,559.50 = 330,420.62/x
  3. Step 3: Cross multiply
    1,040,337.02x = 1,560,559.50 × 330,420.62
  4. Step 4: Simplify right side
    1,040,337.02x = 515,641,037,536.89
  5. Step 5: Solve for x
    x = 515,641,037,536.89/1,040,337.02
  6. Step 6: Final answer
    x = 495,648.07

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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.