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Finding the Fourth Proportional to 584,798.63, 807,022.31 and 330,166.22

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Solution

The fourth proportional to 584,798.63, 807,022.31 and 330,166.22 is: 455,629.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,798.63 : 807,022.31 = 330,166.22 : x
  2. Step 2: Convert to fraction form
    584,798.63/807,022.31 = 330,166.22/x
  3. Step 3: Cross multiply
    584,798.63x = 807,022.31 × 330,166.22
  4. Step 4: Simplify right side
    584,798.63x = 266,451,499,862.43
  5. Step 5: Solve for x
    x = 266,451,499,862.43/584,798.63
  6. Step 6: Final answer
    x = 455,629.49

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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.