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Finding the Fourth Proportional to 624,424.31, 932,118.23 and 548,758.23

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Solution

The fourth proportional to 624,424.31, 932,118.23 and 548,758.23 is: 819,166.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,424.31 : 932,118.23 = 548,758.23 : x
  2. Step 2: Convert to fraction form
    624,424.31/932,118.23 = 548,758.23/x
  3. Step 3: Cross multiply
    624,424.31x = 932,118.23 × 548,758.23
  4. Step 4: Simplify right side
    624,424.31x = 511,507,550,045.53
  5. Step 5: Solve for x
    x = 511,507,550,045.53/624,424.31
  6. Step 6: Final answer
    x = 819,166.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.