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Finding the Fourth Proportional to 403,323.96, 556,525.32 and 233,525.28

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Solution

The fourth proportional to 403,323.96, 556,525.32 and 233,525.28 is: 322,229.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,323.96 : 556,525.32 = 233,525.28 : x
  2. Step 2: Convert to fraction form
    403,323.96/556,525.32 = 233,525.28/x
  3. Step 3: Cross multiply
    403,323.96x = 556,525.32 × 233,525.28
  4. Step 4: Simplify right side
    403,323.96x = 129,962,731,180.09
  5. Step 5: Solve for x
    x = 129,962,731,180.09/403,323.96
  6. Step 6: Final answer
    x = 322,229.14

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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.