Home / 623,809.30-934,331.55-483,111.70

Finding the Fourth Proportional to 623,809.30, 934,331.55 and 483,111.70

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Solution

The fourth proportional to 623,809.30, 934,331.55 and 483,111.70 is: 723,596.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,809.30 : 934,331.55 = 483,111.70 : x
  2. Step 2: Convert to fraction form
    623,809.30/934,331.55 = 483,111.70/x
  3. Step 3: Cross multiply
    623,809.30x = 934,331.55 × 483,111.70
  4. Step 4: Simplify right side
    623,809.30x = 451,386,503,484.14
  5. Step 5: Solve for x
    x = 451,386,503,484.14/623,809.30
  6. Step 6: Final answer
    x = 723,596.94

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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.