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Finding the Fourth Proportional to 524,559.75, 723,827.75 and 330,894.35

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Solution

The fourth proportional to 524,559.75, 723,827.75 and 330,894.35 is: 456,593.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,559.75 : 723,827.75 = 330,894.35 : x
  2. Step 2: Convert to fraction form
    524,559.75/723,827.75 = 330,894.35/x
  3. Step 3: Cross multiply
    524,559.75x = 723,827.75 × 330,894.35
  4. Step 4: Simplify right side
    524,559.75x = 239,510,510,288.96
  5. Step 5: Solve for x
    x = 239,510,510,288.96/524,559.75
  6. Step 6: Final answer
    x = 456,593.39

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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.