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Finding the Fourth Proportional to 416,901.54, 622,301.30 and 358,114.98

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Solution

The fourth proportional to 416,901.54, 622,301.30 and 358,114.98 is: 534,551.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,901.54 : 622,301.30 = 358,114.98 : x
  2. Step 2: Convert to fraction form
    416,901.54/622,301.30 = 358,114.98/x
  3. Step 3: Cross multiply
    416,901.54x = 622,301.30 × 358,114.98
  4. Step 4: Simplify right side
    416,901.54x = 222,855,417,603.47
  5. Step 5: Solve for x
    x = 222,855,417,603.47/416,901.54
  6. Step 6: Final answer
    x = 534,551.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.