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Finding the Fourth Proportional to 575,239.79, 862,859.69 and 175,880.57

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Solution

The fourth proportional to 575,239.79, 862,859.69 and 175,880.57 is: 263,820.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,239.79 : 862,859.69 = 175,880.57 : x
  2. Step 2: Convert to fraction form
    575,239.79/862,859.69 = 175,880.57/x
  3. Step 3: Cross multiply
    575,239.79x = 862,859.69 × 175,880.57
  4. Step 4: Simplify right side
    575,239.79x = 151,760,253,227.82
  5. Step 5: Solve for x
    x = 151,760,253,227.82/575,239.79
  6. Step 6: Final answer
    x = 263,820.86

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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.