Home / 676,167.36-933,136.14-385,826.22

Finding the Fourth Proportional to 676,167.36, 933,136.14 and 385,826.22

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Solution

The fourth proportional to 676,167.36, 933,136.14 and 385,826.22 is: 532,454.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,167.36 : 933,136.14 = 385,826.22 : x
  2. Step 2: Convert to fraction form
    676,167.36/933,136.14 = 385,826.22/x
  3. Step 3: Cross multiply
    676,167.36x = 933,136.14 × 385,826.22
  4. Step 4: Simplify right side
    676,167.36x = 360,028,389,641.59
  5. Step 5: Solve for x
    x = 360,028,389,641.59/676,167.36
  6. Step 6: Final answer
    x = 532,454.55

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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.