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Finding the Fourth Proportional to 563,306.96, 777,363.99 and 333,977.38

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Solution

The fourth proportional to 563,306.96, 777,363.99 and 333,977.38 is: 460,889.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,306.96 : 777,363.99 = 333,977.38 : x
  2. Step 2: Convert to fraction form
    563,306.96/777,363.99 = 333,977.38/x
  3. Step 3: Cross multiply
    563,306.96x = 777,363.99 × 333,977.38
  4. Step 4: Simplify right side
    563,306.96x = 259,621,985,490.72
  5. Step 5: Solve for x
    x = 259,621,985,490.72/563,306.96
  6. Step 6: Final answer
    x = 460,889.01

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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.