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Finding the Fourth Proportional to 416,898.03, 622,296.08 and 358,111.47

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Solution

The fourth proportional to 416,898.03, 622,296.08 and 358,111.47 is: 534,546.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,898.03 : 622,296.08 = 358,111.47 : x
  2. Step 2: Convert to fraction form
    416,898.03/622,296.08 = 358,111.47/x
  3. Step 3: Cross multiply
    416,898.03x = 622,296.08 × 358,111.47
  4. Step 4: Simplify right side
    416,898.03x = 222,851,362,193.48
  5. Step 5: Solve for x
    x = 222,851,362,193.48/416,898.03
  6. Step 6: Final answer
    x = 534,546.45

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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.