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Finding the Fourth Proportional to 534,347.89, 801,661.25 and 234,887.45

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Solution

The fourth proportional to 534,347.89, 801,661.25 and 234,887.45 is: 352,392.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,347.89 : 801,661.25 = 234,887.45 : x
  2. Step 2: Convert to fraction form
    534,347.89/801,661.25 = 234,887.45/x
  3. Step 3: Cross multiply
    534,347.89x = 801,661.25 × 234,887.45
  4. Step 4: Simplify right side
    534,347.89x = 188,300,163,355.23
  5. Step 5: Solve for x
    x = 188,300,163,355.23/534,347.89
  6. Step 6: Final answer
    x = 352,392.45

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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.