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Finding the Fourth Proportional to 261,118.89, 360,547.61 and 200,593.67

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Solution

The fourth proportional to 261,118.89, 360,547.61 and 200,593.67 is: 276,975.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,118.89 : 360,547.61 = 200,593.67 : x
  2. Step 2: Convert to fraction form
    261,118.89/360,547.61 = 200,593.67/x
  3. Step 3: Cross multiply
    261,118.89x = 360,547.61 × 200,593.67
  4. Step 4: Simplify right side
    261,118.89x = 72,323,565,493.92
  5. Step 5: Solve for x
    x = 72,323,565,493.92/261,118.89
  6. Step 6: Final answer
    x = 276,975.62

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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.