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Finding the Fourth Proportional to 630,151.04, 869,599.04 and 343,670.52

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Solution

The fourth proportional to 630,151.04, 869,599.04 and 343,670.52 is: 474,260.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,151.04 : 869,599.04 = 343,670.52 : x
  2. Step 2: Convert to fraction form
    630,151.04/869,599.04 = 343,670.52/x
  3. Step 3: Cross multiply
    630,151.04x = 869,599.04 × 343,670.52
  4. Step 4: Simplify right side
    630,151.04x = 298,855,554,268.30
  5. Step 5: Solve for x
    x = 298,855,554,268.30/630,151.04
  6. Step 6: Final answer
    x = 474,260.19

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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.