Home / 623,138.20-934,864.85-173,858.83

Finding the Fourth Proportional to 623,138.20, 934,864.85 and 173,858.83

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Solution

The fourth proportional to 623,138.20, 934,864.85 and 173,858.83 is: 260,832.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,138.20 : 934,864.85 = 173,858.83 : x
  2. Step 2: Convert to fraction form
    623,138.20/934,864.85 = 173,858.83/x
  3. Step 3: Cross multiply
    623,138.20x = 934,864.85 × 173,858.83
  4. Step 4: Simplify right side
    623,138.20x = 162,534,507,126.61
  5. Step 5: Solve for x
    x = 162,534,507,126.61/623,138.20
  6. Step 6: Final answer
    x = 260,832.20

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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.