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Finding the Fourth Proportional to 453,670.08, 626,064.96 and 262,693.60

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Solution

The fourth proportional to 453,670.08, 626,064.96 and 262,693.60 is: 362,517.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,670.08 : 626,064.96 = 262,693.60 : x
  2. Step 2: Convert to fraction form
    453,670.08/626,064.96 = 262,693.60/x
  3. Step 3: Cross multiply
    453,670.08x = 626,064.96 × 262,693.60
  4. Step 4: Simplify right side
    453,670.08x = 164,463,258,176.26
  5. Step 5: Solve for x
    x = 164,463,258,176.26/453,670.08
  6. Step 6: Final answer
    x = 362,517.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.