Home / 767,917.80-1,152,395.10-501,028.20

Finding the Fourth Proportional to 767,917.80, 1,152,395.10 and 501,028.20

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Solution

The fourth proportional to 767,917.80, 1,152,395.10 and 501,028.20 is: 751,880.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,917.80 : 1,152,395.10 = 501,028.20 : x
  2. Step 2: Convert to fraction form
    767,917.80/1,152,395.10 = 501,028.20/x
  3. Step 3: Cross multiply
    767,917.80x = 1,152,395.10 × 501,028.20
  4. Step 4: Simplify right side
    767,917.80x = 577,382,442,641.82
  5. Step 5: Solve for x
    x = 577,382,442,641.82/767,917.80
  6. Step 6: Final answer
    x = 751,880.53

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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.