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Finding the Fourth Proportional to 605,868.90, 908,803.35 and 185,141.16

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Solution

The fourth proportional to 605,868.90, 908,803.35 and 185,141.16 is: 277,711.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,868.90 : 908,803.35 = 185,141.16 : x
  2. Step 2: Convert to fraction form
    605,868.90/908,803.35 = 185,141.16/x
  3. Step 3: Cross multiply
    605,868.90x = 908,803.35 × 185,141.16
  4. Step 4: Simplify right side
    605,868.90x = 168,256,906,430.89
  5. Step 5: Solve for x
    x = 168,256,906,430.89/605,868.90
  6. Step 6: Final answer
    x = 277,711.74

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Similar ratio
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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.