Home / 623,904.30-934,474.05-483,206.70

Finding the Fourth Proportional to 623,904.30, 934,474.05 and 483,206.70

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Solution

The fourth proportional to 623,904.30, 934,474.05 and 483,206.70 is: 723,739.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,904.30 : 934,474.05 = 483,206.70 : x
  2. Step 2: Convert to fraction form
    623,904.30/934,474.05 = 483,206.70/x
  3. Step 3: Cross multiply
    623,904.30x = 934,474.05 × 483,206.70
  4. Step 4: Simplify right side
    623,904.30x = 451,544,121,936.14
  5. Step 5: Solve for x
    x = 451,544,121,936.14/623,904.30
  6. Step 6: Final answer
    x = 723,739.40

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Double scale
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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.