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Finding the Fourth Proportional to 584,981.66, 877,361.54 and 285,160.70

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Solution

The fourth proportional to 584,981.66, 877,361.54 and 285,160.70 is: 427,686.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,981.66 : 877,361.54 = 285,160.70 : x
  2. Step 2: Convert to fraction form
    584,981.66/877,361.54 = 285,160.70/x
  3. Step 3: Cross multiply
    584,981.66x = 877,361.54 × 285,160.70
  4. Step 4: Simplify right side
    584,981.66x = 250,189,025,086.87
  5. Step 5: Solve for x
    x = 250,189,025,086.87/584,981.66
  6. Step 6: Final answer
    x = 427,686.96

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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.