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Finding the Fourth Proportional to 653,683.29, 902,173.74 and 367,225.17

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Solution

The fourth proportional to 653,683.29, 902,173.74 and 367,225.17 is: 506,821.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,683.29 : 902,173.74 = 367,225.17 : x
  2. Step 2: Convert to fraction form
    653,683.29/902,173.74 = 367,225.17/x
  3. Step 3: Cross multiply
    653,683.29x = 902,173.74 × 367,225.17
  4. Step 4: Simplify right side
    653,683.29x = 331,300,905,041.04
  5. Step 5: Solve for x
    x = 331,300,905,041.04/653,683.29
  6. Step 6: Final answer
    x = 506,821.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.