Home / 766,518.51-1,057,561.38-444,166.32

Finding the Fourth Proportional to 766,518.51, 1,057,561.38 and 444,166.32

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Solution

The fourth proportional to 766,518.51, 1,057,561.38 and 444,166.32 is: 612,813.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,518.51 : 1,057,561.38 = 444,166.32 : x
  2. Step 2: Convert to fraction form
    766,518.51/1,057,561.38 = 444,166.32/x
  3. Step 3: Cross multiply
    766,518.51x = 1,057,561.38 × 444,166.32
  4. Step 4: Simplify right side
    766,518.51x = 469,733,146,328.72
  5. Step 5: Solve for x
    x = 469,733,146,328.72/766,518.51
  6. Step 6: Final answer
    x = 612,813.83

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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.