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Finding the Fourth Proportional to 185,237.40, 277,560.78 and 118,622.70

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Solution

The fourth proportional to 185,237.40, 277,560.78 and 118,622.70 is: 177,744.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,237.40 : 277,560.78 = 118,622.70 : x
  2. Step 2: Convert to fraction form
    185,237.40/277,560.78 = 118,622.70/x
  3. Step 3: Cross multiply
    185,237.40x = 277,560.78 × 118,622.70
  4. Step 4: Simplify right side
    185,237.40x = 32,925,009,137.71
  5. Step 5: Solve for x
    x = 32,925,009,137.71/185,237.40
  6. Step 6: Final answer
    x = 177,744.93

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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.