Home / 623,784.80-934,294.80-483,087.20

Finding the Fourth Proportional to 623,784.80, 934,294.80 and 483,087.20

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Solution

The fourth proportional to 623,784.80, 934,294.80 and 483,087.20 is: 723,560.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,784.80 : 934,294.80 = 483,087.20 : x
  2. Step 2: Convert to fraction form
    623,784.80/934,294.80 = 483,087.20/x
  3. Step 3: Cross multiply
    623,784.80x = 934,294.80 × 483,087.20
  4. Step 4: Simplify right side
    623,784.80x = 451,345,858,906.56
  5. Step 5: Solve for x
    x = 451,345,858,906.56/623,784.80
  6. Step 6: Final answer
    x = 723,560.21

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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.