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Finding the Fourth Proportional to 601,464.57, 829,891.94 and 356,526.55

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Solution

The fourth proportional to 601,464.57, 829,891.94 and 356,526.55 is: 491,930.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,464.57 : 829,891.94 = 356,526.55 : x
  2. Step 2: Convert to fraction form
    601,464.57/829,891.94 = 356,526.55/x
  3. Step 3: Cross multiply
    601,464.57x = 829,891.94 × 356,526.55
  4. Step 4: Simplify right side
    601,464.57x = 295,878,509,495.74
  5. Step 5: Solve for x
    x = 295,878,509,495.74/601,464.57
  6. Step 6: Final answer
    x = 491,930.08

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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.