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Finding the Fourth Proportional to 554,689.69, 832,100.14 and 180,712.69

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Solution

The fourth proportional to 554,689.69, 832,100.14 and 180,712.69 is: 271,090.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,689.69 : 832,100.14 = 180,712.69 : x
  2. Step 2: Convert to fraction form
    554,689.69/832,100.14 = 180,712.69/x
  3. Step 3: Cross multiply
    554,689.69x = 832,100.14 × 180,712.69
  4. Step 4: Simplify right side
    554,689.69x = 150,371,052,794.42
  5. Step 5: Solve for x
    x = 150,371,052,794.42/554,689.69
  6. Step 6: Final answer
    x = 271,090.41

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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.