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Finding the Fourth Proportional to 228,116.57, 314,696.23 and 147,570.07

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Solution

The fourth proportional to 228,116.57, 314,696.23 and 147,570.07 is: 203,579.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,116.57 : 314,696.23 = 147,570.07 : x
  2. Step 2: Convert to fraction form
    228,116.57/314,696.23 = 147,570.07/x
  3. Step 3: Cross multiply
    228,116.57x = 314,696.23 × 147,570.07
  4. Step 4: Simplify right side
    228,116.57x = 46,439,743,534.17
  5. Step 5: Solve for x
    x = 46,439,743,534.17/228,116.57
  6. Step 6: Final answer
    x = 203,579.00

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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.