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Finding the Fourth Proportional to 593,857.06, 890,802.60 and 214,812.70

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Solution

The fourth proportional to 593,857.06, 890,802.60 and 214,812.70 is: 322,225.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,857.06 : 890,802.60 = 214,812.70 : x
  2. Step 2: Convert to fraction form
    593,857.06/890,802.60 = 214,812.70/x
  3. Step 3: Cross multiply
    593,857.06x = 890,802.60 × 214,812.70
  4. Step 4: Simplify right side
    593,857.06x = 191,355,711,673.02
  5. Step 5: Solve for x
    x = 191,355,711,673.02/593,857.06
  6. Step 6: Final answer
    x = 322,225.20

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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.