Home / 845,360.50-1,166,716.84-523,174.36

Finding the Fourth Proportional to 845,360.50, 1,166,716.84 and 523,174.36

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Solution

The fourth proportional to 845,360.50, 1,166,716.84 and 523,174.36 is: 722,054.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,360.50 : 1,166,716.84 = 523,174.36 : x
  2. Step 2: Convert to fraction form
    845,360.50/1,166,716.84 = 523,174.36/x
  3. Step 3: Cross multiply
    845,360.50x = 1,166,716.84 × 523,174.36
  4. Step 4: Simplify right side
    845,360.50x = 610,396,336,068.22
  5. Step 5: Solve for x
    x = 610,396,336,068.22/845,360.50
  6. Step 6: Final answer
    x = 722,054.48

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Double scale
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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.