Home / 514,132.52-770,194.38-354,180.20

Finding the Fourth Proportional to 514,132.52, 770,194.38 and 354,180.20

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Solution

The fourth proportional to 514,132.52, 770,194.38 and 354,180.20 is: 530,578.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,132.52 : 770,194.38 = 354,180.20 : x
  2. Step 2: Convert to fraction form
    514,132.52/770,194.38 = 354,180.20/x
  3. Step 3: Cross multiply
    514,132.52x = 770,194.38 × 354,180.20
  4. Step 4: Simplify right side
    514,132.52x = 272,787,599,547.28
  5. Step 5: Solve for x
    x = 272,787,599,547.28/514,132.52
  6. Step 6: Final answer
    x = 530,578.38

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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.