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Finding the Fourth Proportional to 554,424.40, 832,025.40 and 355,229.20

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Solution

The fourth proportional to 554,424.40, 832,025.40 and 355,229.20 is: 533,092.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,424.40 : 832,025.40 = 355,229.20 : x
  2. Step 2: Convert to fraction form
    554,424.40/832,025.40 = 355,229.20/x
  3. Step 3: Cross multiply
    554,424.40x = 832,025.40 × 355,229.20
  4. Step 4: Simplify right side
    554,424.40x = 295,559,717,221.68
  5. Step 5: Solve for x
    x = 295,559,717,221.68/554,424.40
  6. Step 6: Final answer
    x = 533,092.91

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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.