Home / 583,104.16-804,685.20-338,136.40

Finding the Fourth Proportional to 583,104.16, 804,685.20 and 338,136.40

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Solution

The fourth proportional to 583,104.16, 804,685.20 and 338,136.40 is: 466,629.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,104.16 : 804,685.20 = 338,136.40 : x
  2. Step 2: Convert to fraction form
    583,104.16/804,685.20 = 338,136.40/x
  3. Step 3: Cross multiply
    583,104.16x = 804,685.20 × 338,136.40
  4. Step 4: Simplify right side
    583,104.16x = 272,093,356,661.28
  5. Step 5: Solve for x
    x = 272,093,356,661.28/583,104.16
  6. Step 6: Final answer
    x = 466,629.08

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.