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Finding the Fourth Proportional to 416,817.15, 575,200.15 and 235,525.18

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Solution

The fourth proportional to 416,817.15, 575,200.15 and 235,525.18 is: 325,020.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,817.15 : 575,200.15 = 235,525.18 : x
  2. Step 2: Convert to fraction form
    416,817.15/575,200.15 = 235,525.18/x
  3. Step 3: Cross multiply
    416,817.15x = 575,200.15 × 235,525.18
  4. Step 4: Simplify right side
    416,817.15x = 135,474,118,864.78
  5. Step 5: Solve for x
    x = 135,474,118,864.78/416,817.15
  6. Step 6: Final answer
    x = 325,020.50

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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.