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Finding the Fourth Proportional to 663,041.99, 994,570.07 and 530,763.12

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Solution

The fourth proportional to 663,041.99, 994,570.07 and 530,763.12 is: 796,150.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,041.99 : 994,570.07 = 530,763.12 : x
  2. Step 2: Convert to fraction form
    663,041.99/994,570.07 = 530,763.12/x
  3. Step 3: Cross multiply
    663,041.99x = 994,570.07 × 530,763.12
  4. Step 4: Simplify right side
    663,041.99x = 527,881,110,758.00
  5. Step 5: Solve for x
    x = 527,881,110,758.00/663,041.99
  6. Step 6: Final answer
    x = 796,150.35

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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.