Home / 534,212.20-801,318.30-355,461.40

Finding the Fourth Proportional to 534,212.20, 801,318.30 and 355,461.40

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Solution

The fourth proportional to 534,212.20, 801,318.30 and 355,461.40 is: 533,192.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,212.20 : 801,318.30 = 355,461.40 : x
  2. Step 2: Convert to fraction form
    534,212.20/801,318.30 = 355,461.40/x
  3. Step 3: Cross multiply
    534,212.20x = 801,318.30 × 355,461.40
  4. Step 4: Simplify right side
    534,212.20x = 284,837,724,763.62
  5. Step 5: Solve for x
    x = 284,837,724,763.62/534,212.20
  6. Step 6: Final answer
    x = 533,192.10

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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.