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Finding the Fourth Proportional to 416,669.19, 575,050.14 and 235,392.78

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Solution

The fourth proportional to 416,669.19, 575,050.14 and 235,392.78 is: 324,868.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,669.19 : 575,050.14 = 235,392.78 : x
  2. Step 2: Convert to fraction form
    416,669.19/575,050.14 = 235,392.78/x
  3. Step 3: Cross multiply
    416,669.19x = 575,050.14 × 235,392.78
  4. Step 4: Simplify right side
    416,669.19x = 135,362,651,093.99
  5. Step 5: Solve for x
    x = 135,362,651,093.99/416,669.19
  6. Step 6: Final answer
    x = 324,868.40

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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.