Home / 723,414.44-1,085,364.77-507,498.21

Finding the Fourth Proportional to 723,414.44, 1,085,364.77 and 507,498.21

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Solution

The fourth proportional to 723,414.44, 1,085,364.77 and 507,498.21 is: 761,417.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,414.44 : 1,085,364.77 = 507,498.21 : x
  2. Step 2: Convert to fraction form
    723,414.44/1,085,364.77 = 507,498.21/x
  3. Step 3: Cross multiply
    723,414.44x = 1,085,364.77 × 507,498.21
  4. Step 4: Simplify right side
    723,414.44x = 550,820,675,434.57
  5. Step 5: Solve for x
    x = 550,820,675,434.57/723,414.44
  6. Step 6: Final answer
    x = 761,417.86

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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.