Home / 739,066.95-1,108,600.43-561,919.95

Finding the Fourth Proportional to 739,066.95, 1,108,600.43 and 561,919.95

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Solution

The fourth proportional to 739,066.95, 1,108,600.43 and 561,919.95 is: 842,879.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,066.95 : 1,108,600.43 = 561,919.95 : x
  2. Step 2: Convert to fraction form
    739,066.95/1,108,600.43 = 561,919.95/x
  3. Step 3: Cross multiply
    739,066.95x = 1,108,600.43 × 561,919.95
  4. Step 4: Simplify right side
    739,066.95x = 622,944,695,385.98
  5. Step 5: Solve for x
    x = 622,944,695,385.98/739,066.95
  6. Step 6: Final answer
    x = 842,879.93

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Half scale
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Double scale
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Similar ratio
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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.