Home / 534,911.04-797,584.32-520,214.40

Finding the Fourth Proportional to 534,911.04, 797,584.32 and 520,214.40

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Solution

The fourth proportional to 534,911.04, 797,584.32 and 520,214.40 is: 775,670.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,911.04 : 797,584.32 = 520,214.40 : x
  2. Step 2: Convert to fraction form
    534,911.04/797,584.32 = 520,214.40/x
  3. Step 3: Cross multiply
    534,911.04x = 797,584.32 × 520,214.40
  4. Step 4: Simplify right side
    534,911.04x = 414,914,848,478.21
  5. Step 5: Solve for x
    x = 414,914,848,478.21/534,911.04
  6. Step 6: Final answer
    x = 775,670.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.