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Finding the Fourth Proportional to 362,802.14, 544,242.90 and 123,089.12

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Solution

The fourth proportional to 362,802.14, 544,242.90 and 123,089.12 is: 184,647.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,802.14 : 544,242.90 = 123,089.12 : x
  2. Step 2: Convert to fraction form
    362,802.14/544,242.90 = 123,089.12/x
  3. Step 3: Cross multiply
    362,802.14x = 544,242.90 × 123,089.12
  4. Step 4: Simplify right side
    362,802.14x = 66,990,379,627.25
  5. Step 5: Solve for x
    x = 66,990,379,627.25/362,802.14
  6. Step 6: Final answer
    x = 184,647.15

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1.5x scale

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.