Home / 823,561.54-1,136,353.35-517,460.59

Finding the Fourth Proportional to 823,561.54, 1,136,353.35 and 517,460.59

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Solution

The fourth proportional to 823,561.54, 1,136,353.35 and 517,460.59 is: 713,994.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,561.54 : 1,136,353.35 = 517,460.59 : x
  2. Step 2: Convert to fraction form
    823,561.54/1,136,353.35 = 517,460.59/x
  3. Step 3: Cross multiply
    823,561.54x = 1,136,353.35 × 517,460.59
  4. Step 4: Simplify right side
    823,561.54x = 588,018,074,939.48
  5. Step 5: Solve for x
    x = 588,018,074,939.48/823,561.54
  6. Step 6: Final answer
    x = 713,994.09

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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.