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Finding the Fourth Proportional to 581,275.52, 871,963.32 and 160,551.44

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Solution

The fourth proportional to 581,275.52, 871,963.32 and 160,551.44 is: 240,840.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,275.52 : 871,963.32 = 160,551.44 : x
  2. Step 2: Convert to fraction form
    581,275.52/871,963.32 = 160,551.44/x
  3. Step 3: Cross multiply
    581,275.52x = 871,963.32 × 160,551.44
  4. Step 4: Simplify right side
    581,275.52x = 139,994,966,653.18
  5. Step 5: Solve for x
    x = 139,994,966,653.18/581,275.52
  6. Step 6: Final answer
    x = 240,840.98

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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.