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Finding the Fourth Proportional to 575,152.90, 863,113.23 and 201,175.86

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Solution

The fourth proportional to 575,152.90, 863,113.23 and 201,175.86 is: 301,898.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,152.90 : 863,113.23 = 201,175.86 : x
  2. Step 2: Convert to fraction form
    575,152.90/863,113.23 = 201,175.86/x
  3. Step 3: Cross multiply
    575,152.90x = 863,113.23 × 201,175.86
  4. Step 4: Simplify right side
    575,152.90x = 173,637,546,322.63
  5. Step 5: Solve for x
    x = 173,637,546,322.63/575,152.90
  6. Step 6: Final answer
    x = 301,898.06

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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.