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Finding the Fourth Proportional to 607,613.12, 838,491.36 and 335,707.04

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Solution

The fourth proportional to 607,613.12, 838,491.36 and 335,707.04 is: 463,267.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,613.12 : 838,491.36 = 335,707.04 : x
  2. Step 2: Convert to fraction form
    607,613.12/838,491.36 = 335,707.04/x
  3. Step 3: Cross multiply
    607,613.12x = 838,491.36 × 335,707.04
  4. Step 4: Simplify right side
    607,613.12x = 281,487,452,531.17
  5. Step 5: Solve for x
    x = 281,487,452,531.17/607,613.12
  6. Step 6: Final answer
    x = 463,267.57

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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.