Home / 849,665.65-1,274,501.82-344,236.18

Finding the Fourth Proportional to 849,665.65, 1,274,501.82 and 344,236.18

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Solution

The fourth proportional to 849,665.65, 1,274,501.82 and 344,236.18 is: 516,355.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,665.65 : 1,274,501.82 = 344,236.18 : x
  2. Step 2: Convert to fraction form
    849,665.65/1,274,501.82 = 344,236.18/x
  3. Step 3: Cross multiply
    849,665.65x = 1,274,501.82 × 344,236.18
  4. Step 4: Simplify right side
    849,665.65x = 438,729,637,919.85
  5. Step 5: Solve for x
    x = 438,729,637,919.85/849,665.65
  6. Step 6: Final answer
    x = 516,355.63

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Double scale
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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.