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Finding the Fourth Proportional to 350,994, 526,545.81 and 114,280.95

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Solution

The fourth proportional to 350,994, 526,545.81 and 114,280.95 is: 171,439.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,994 : 526,545.81 = 114,280.95 : x
  2. Step 2: Convert to fraction form
    350,994/526,545.81 = 114,280.95/x
  3. Step 3: Cross multiply
    350,994x = 526,545.81 × 114,280.95
  4. Step 4: Simplify right side
    350,994x = 60,174,155,385.32
  5. Step 5: Solve for x
    x = 60,174,155,385.32/350,994
  6. Step 6: Final answer
    x = 171,439.27

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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.