Home / 689,023.02-950,894.84-383,167.83

Finding the Fourth Proportional to 689,023.02, 950,894.84 and 383,167.83

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Solution

The fourth proportional to 689,023.02, 950,894.84 and 383,167.83 is: 528,795.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,023.02 : 950,894.84 = 383,167.83 : x
  2. Step 2: Convert to fraction form
    689,023.02/950,894.84 = 383,167.83/x
  3. Step 3: Cross multiply
    689,023.02x = 950,894.84 × 383,167.83
  4. Step 4: Simplify right side
    689,023.02x = 364,352,310,485.16
  5. Step 5: Solve for x
    x = 364,352,310,485.16/689,023.02
  6. Step 6: Final answer
    x = 528,795.56

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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.