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Finding the Fourth Proportional to 575,153.90, 863,114.73 and 201,176.86

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Solution

The fourth proportional to 575,153.90, 863,114.73 and 201,176.86 is: 301,899.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,153.90 : 863,114.73 = 201,176.86 : x
  2. Step 2: Convert to fraction form
    575,153.90/863,114.73 = 201,176.86/x
  3. Step 3: Cross multiply
    575,153.90x = 863,114.73 × 201,176.86
  4. Step 4: Simplify right side
    575,153.90x = 173,638,711,201.15
  5. Step 5: Solve for x
    x = 173,638,711,201.15/575,153.90
  6. Step 6: Final answer
    x = 301,899.56

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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.