Home / 901,841.35-1,244,561.20-514,649.07

Finding the Fourth Proportional to 901,841.35, 1,244,561.20 and 514,649.07

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Solution

The fourth proportional to 901,841.35, 1,244,561.20 and 514,649.07 is: 710,227.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,841.35 : 1,244,561.20 = 514,649.07 : x
  2. Step 2: Convert to fraction form
    901,841.35/1,244,561.20 = 514,649.07/x
  3. Step 3: Cross multiply
    901,841.35x = 1,244,561.20 × 514,649.07
  4. Step 4: Simplify right side
    901,841.35x = 640,512,264,138.08
  5. Step 5: Solve for x
    x = 640,512,264,138.08/901,841.35
  6. Step 6: Final answer
    x = 710,227.21

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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.