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Finding the Fourth Proportional to 630,559.92, 945,989.93 and 204,095.74

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Solution

The fourth proportional to 630,559.92, 945,989.93 and 204,095.74 is: 306,192.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,559.92 : 945,989.93 = 204,095.74 : x
  2. Step 2: Convert to fraction form
    630,559.92/945,989.93 = 204,095.74/x
  3. Step 3: Cross multiply
    630,559.92x = 945,989.93 × 204,095.74
  4. Step 4: Simplify right side
    630,559.92x = 193,072,514,795.90
  5. Step 5: Solve for x
    x = 193,072,514,795.90/630,559.92
  6. Step 6: Final answer
    x = 306,192.18

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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.