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Finding the Fourth Proportional to 622,842.93, 859,523.22 and 336,363.06

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Solution

The fourth proportional to 622,842.93, 859,523.22 and 336,363.06 is: 464,181.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,842.93 : 859,523.22 = 336,363.06 : x
  2. Step 2: Convert to fraction form
    622,842.93/859,523.22 = 336,363.06/x
  3. Step 3: Cross multiply
    622,842.93x = 859,523.22 × 336,363.06
  4. Step 4: Simplify right side
    622,842.93x = 289,111,860,420.25
  5. Step 5: Solve for x
    x = 289,111,860,420.25/622,842.93
  6. Step 6: Final answer
    x = 464,181.01

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1.5x scale

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.