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Finding the Fourth Proportional to 496,904.40, 745,356.60 and 164,480.40

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Solution

The fourth proportional to 496,904.40, 745,356.60 and 164,480.40 is: 246,720.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,904.40 : 745,356.60 = 164,480.40 : x
  2. Step 2: Convert to fraction form
    496,904.40/745,356.60 = 164,480.40/x
  3. Step 3: Cross multiply
    496,904.40x = 745,356.60 × 164,480.40
  4. Step 4: Simplify right side
    496,904.40x = 122,596,551,710.64
  5. Step 5: Solve for x
    x = 122,596,551,710.64/496,904.40
  6. Step 6: Final answer
    x = 246,720.60

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Similar ratio
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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.