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Finding the Fourth Proportional to 613,683.17, 846,859.16 and 341,762.53

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Solution

The fourth proportional to 613,683.17, 846,859.16 and 341,762.53 is: 471,619.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,683.17 : 846,859.16 = 341,762.53 : x
  2. Step 2: Convert to fraction form
    613,683.17/846,859.16 = 341,762.53/x
  3. Step 3: Cross multiply
    613,683.17x = 846,859.16 × 341,762.53
  4. Step 4: Simplify right side
    613,683.17x = 289,424,723,132.17
  5. Step 5: Solve for x
    x = 289,424,723,132.17/613,683.17
  6. Step 6: Final answer
    x = 471,619.13

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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.