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Finding the Fourth Proportional to 484,601.50, 727,019.70 and 152,177.50

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Solution

The fourth proportional to 484,601.50, 727,019.70 and 152,177.50 is: 228,303.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,601.50 : 727,019.70 = 152,177.50 : x
  2. Step 2: Convert to fraction form
    484,601.50/727,019.70 = 152,177.50/x
  3. Step 3: Cross multiply
    484,601.50x = 727,019.70 × 152,177.50
  4. Step 4: Simplify right side
    484,601.50x = 110,636,040,396.75
  5. Step 5: Solve for x
    x = 110,636,040,396.75/484,601.50
  6. Step 6: Final answer
    x = 228,303.13

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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.