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Finding the Fourth Proportional to 867,095.73, 1,301,119.62 and 440,668.34

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Solution

The fourth proportional to 867,095.73, 1,301,119.62 and 440,668.34 is: 661,244.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,095.73 : 1,301,119.62 = 440,668.34 : x
  2. Step 2: Convert to fraction form
    867,095.73/1,301,119.62 = 440,668.34/x
  3. Step 3: Cross multiply
    867,095.73x = 1,301,119.62 × 440,668.34
  4. Step 4: Simplify right side
    867,095.73x = 573,362,219,807.93
  5. Step 5: Solve for x
    x = 573,362,219,807.93/867,095.73
  6. Step 6: Final answer
    x = 661,244.43

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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.