Home / 901,997.55-1,244,776.73-514,805.22

Finding the Fourth Proportional to 901,997.55, 1,244,776.73 and 514,805.22

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Solution

The fourth proportional to 901,997.55, 1,244,776.73 and 514,805.22 is: 710,442.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,997.55 : 1,244,776.73 = 514,805.22 : x
  2. Step 2: Convert to fraction form
    901,997.55/1,244,776.73 = 514,805.22/x
  3. Step 3: Cross multiply
    901,997.55x = 1,244,776.73 × 514,805.22
  4. Step 4: Simplify right side
    901,997.55x = 640,817,555,764.51
  5. Step 5: Solve for x
    x = 640,817,555,764.51/901,997.55
  6. Step 6: Final answer
    x = 710,442.68

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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.