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Finding the Fourth Proportional to 583,697.37, 875,617.74 and 199,509.78

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Solution

The fourth proportional to 583,697.37, 875,617.74 and 199,509.78 is: 299,289.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,697.37 : 875,617.74 = 199,509.78 : x
  2. Step 2: Convert to fraction form
    583,697.37/875,617.74 = 199,509.78/x
  3. Step 3: Cross multiply
    583,697.37x = 875,617.74 × 199,509.78
  4. Step 4: Simplify right side
    583,697.37x = 174,694,302,671.50
  5. Step 5: Solve for x
    x = 174,694,302,671.50/583,697.37
  6. Step 6: Final answer
    x = 299,289.17

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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.