Home / 850,983.28-1,174,403.11-488,404.24

Finding the Fourth Proportional to 850,983.28, 1,174,403.11 and 488,404.24

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Solution

The fourth proportional to 850,983.28, 1,174,403.11 and 488,404.24 is: 674,024.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,983.28 : 1,174,403.11 = 488,404.24 : x
  2. Step 2: Convert to fraction form
    850,983.28/1,174,403.11 = 488,404.24/x
  3. Step 3: Cross multiply
    850,983.28x = 1,174,403.11 × 488,404.24
  4. Step 4: Simplify right side
    850,983.28x = 573,583,452,521.17
  5. Step 5: Solve for x
    x = 573,583,452,521.17/850,983.28
  6. Step 6: Final answer
    x = 674,024.35

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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.