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Finding the Fourth Proportional to 524,077.84, 785,923.36 and 187,028.32

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Solution

The fourth proportional to 524,077.84, 785,923.36 and 187,028.32 is: 280,473.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,077.84 : 785,923.36 = 187,028.32 : x
  2. Step 2: Convert to fraction form
    524,077.84/785,923.36 = 187,028.32/x
  3. Step 3: Cross multiply
    524,077.84x = 785,923.36 × 187,028.32
  4. Step 4: Simplify right side
    524,077.84x = 146,989,925,669.56
  5. Step 5: Solve for x
    x = 146,989,925,669.56/524,077.84
  6. Step 6: Final answer
    x = 280,473.46

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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.