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Finding the Fourth Proportional to 403,314.93, 556,512.93 and 233,516.25

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Solution

The fourth proportional to 403,314.93, 556,512.93 and 233,516.25 is: 322,216.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,314.93 : 556,512.93 = 233,516.25 : x
  2. Step 2: Convert to fraction form
    403,314.93/556,512.93 = 233,516.25/x
  3. Step 3: Cross multiply
    403,314.93x = 556,512.93 × 233,516.25
  4. Step 4: Simplify right side
    403,314.93x = 129,954,812,490.11
  5. Step 5: Solve for x
    x = 129,954,812,490.11/403,314.93
  6. Step 6: Final answer
    x = 322,216.72

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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.