Home / 968,820.35-1,453,378.14-495,345.78

Finding the Fourth Proportional to 968,820.35, 1,453,378.14 and 495,345.78

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Solution

The fourth proportional to 968,820.35, 1,453,378.14 and 495,345.78 is: 743,094.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,820.35 : 1,453,378.14 = 495,345.78 : x
  2. Step 2: Convert to fraction form
    968,820.35/1,453,378.14 = 495,345.78/x
  3. Step 3: Cross multiply
    968,820.35x = 1,453,378.14 × 495,345.78
  4. Step 4: Simplify right side
    968,820.35x = 719,924,728,393.25
  5. Step 5: Solve for x
    x = 719,924,728,393.25/968,820.35
  6. Step 6: Final answer
    x = 743,094.15

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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.