Home / 534,944.61-738,232.48-289,937.20

Finding the Fourth Proportional to 534,944.61, 738,232.48 and 289,937.20

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Solution

The fourth proportional to 534,944.61, 738,232.48 and 289,937.20 is: 400,118.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,944.61 : 738,232.48 = 289,937.20 : x
  2. Step 2: Convert to fraction form
    534,944.61/738,232.48 = 289,937.20/x
  3. Step 3: Cross multiply
    534,944.61x = 738,232.48 × 289,937.20
  4. Step 4: Simplify right side
    534,944.61x = 214,041,058,200.26
  5. Step 5: Solve for x
    x = 214,041,058,200.26/534,944.61
  6. Step 6: Final answer
    x = 400,118.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.