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Finding the Fourth Proportional to 2,973.93, 4,461.71 and 894.02

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Solution

The fourth proportional to 2,973.93, 4,461.71 and 894.02 is: 1,341.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,973.93 : 4,461.71 = 894.02 : x
  2. Step 2: Convert to fraction form
    2,973.93/4,461.71 = 894.02/x
  3. Step 3: Cross multiply
    2,973.93x = 4,461.71 × 894.02
  4. Step 4: Simplify right side
    2,973.93x = 3,988,831.20
  5. Step 5: Solve for x
    x = 3,988,831.20/2,973.93
  6. Step 6: Final answer
    x = 1,341.27

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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.