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Finding the Fourth Proportional to 205,055.60, 307,583.40 and 94,463.60

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Solution

The fourth proportional to 205,055.60, 307,583.40 and 94,463.60 is: 141,695.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,055.60 : 307,583.40 = 94,463.60 : x
  2. Step 2: Convert to fraction form
    205,055.60/307,583.40 = 94,463.60/x
  3. Step 3: Cross multiply
    205,055.60x = 307,583.40 × 94,463.60
  4. Step 4: Simplify right side
    205,055.60x = 29,055,435,264.24
  5. Step 5: Solve for x
    x = 29,055,435,264.24/205,055.60
  6. Step 6: Final answer
    x = 141,695.40

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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.