Home / 934,341.60-1,401,512.40-635,743.20

Finding the Fourth Proportional to 934,341.60, 1,401,512.40 and 635,743.20

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Solution

The fourth proportional to 934,341.60, 1,401,512.40 and 635,743.20 is: 953,614.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,341.60 : 1,401,512.40 = 635,743.20 : x
  2. Step 2: Convert to fraction form
    934,341.60/1,401,512.40 = 635,743.20/x
  3. Step 3: Cross multiply
    934,341.60x = 1,401,512.40 × 635,743.20
  4. Step 4: Simplify right side
    934,341.60x = 891,001,978,015.68
  5. Step 5: Solve for x
    x = 891,001,978,015.68/934,341.60
  6. Step 6: Final answer
    x = 953,614.80

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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.