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Finding the Fourth Proportional to 477,543.25, 659,002.62 and 262,670.50

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Solution

The fourth proportional to 477,543.25, 659,002.62 and 262,670.50 is: 362,481.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,543.25 : 659,002.62 = 262,670.50 : x
  2. Step 2: Convert to fraction form
    477,543.25/659,002.62 = 262,670.50/x
  3. Step 3: Cross multiply
    477,543.25x = 659,002.62 × 262,670.50
  4. Step 4: Simplify right side
    477,543.25x = 173,100,547,696.71
  5. Step 5: Solve for x
    x = 173,100,547,696.71/477,543.25
  6. Step 6: Final answer
    x = 362,481.40

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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.