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Finding the Fourth Proportional to 185,061.51, 276,277.64 and 178,500.51

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Solution

The fourth proportional to 185,061.51, 276,277.64 and 178,500.51 is: 266,482.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,061.51 : 276,277.64 = 178,500.51 : x
  2. Step 2: Convert to fraction form
    185,061.51/276,277.64 = 178,500.51/x
  3. Step 3: Cross multiply
    185,061.51x = 276,277.64 × 178,500.51
  4. Step 4: Simplify right side
    185,061.51x = 49,315,698,749.09
  5. Step 5: Solve for x
    x = 49,315,698,749.09/185,061.51
  6. Step 6: Final answer
    x = 266,482.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.