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Finding the Fourth Proportional to 575,358.96, 863,007.38 and 175,999.78

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Solution

The fourth proportional to 575,358.96, 863,007.38 and 175,999.78 is: 263,990.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,358.96 : 863,007.38 = 175,999.78 : x
  2. Step 2: Convert to fraction form
    575,358.96/863,007.38 = 175,999.78/x
  3. Step 3: Cross multiply
    575,358.96x = 863,007.38 × 175,999.78
  4. Step 4: Simplify right side
    575,358.96x = 151,889,109,877.14
  5. Step 5: Solve for x
    x = 151,889,109,877.14/575,358.96
  6. Step 6: Final answer
    x = 263,990.17

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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.