Home / 948,585.33-1,309,014.90-540,818.51

Finding the Fourth Proportional to 948,585.33, 1,309,014.90 and 540,818.51

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Solution

The fourth proportional to 948,585.33, 1,309,014.90 and 540,818.51 is: 746,310.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,585.33 : 1,309,014.90 = 540,818.51 : x
  2. Step 2: Convert to fraction form
    948,585.33/1,309,014.90 = 540,818.51/x
  3. Step 3: Cross multiply
    948,585.33x = 1,309,014.90 × 540,818.51
  4. Step 4: Simplify right side
    948,585.33x = 707,939,481,240.73
  5. Step 5: Solve for x
    x = 707,939,481,240.73/948,585.33
  6. Step 6: Final answer
    x = 746,310.80

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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.