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Finding the Fourth Proportional to 552,014.20, 827,583.90 and 302,696.20

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Solution

The fourth proportional to 552,014.20, 827,583.90 and 302,696.20 is: 453,804.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,014.20 : 827,583.90 = 302,696.20 : x
  2. Step 2: Convert to fraction form
    552,014.20/827,583.90 = 302,696.20/x
  3. Step 3: Cross multiply
    552,014.20x = 827,583.90 × 302,696.20
  4. Step 4: Simplify right side
    552,014.20x = 250,506,501,711.18
  5. Step 5: Solve for x
    x = 250,506,501,711.18/552,014.20
  6. Step 6: Final answer
    x = 453,804.45

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1.5x scale

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.