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Finding the Fourth Proportional to 615,586.67, 849,552.39 and 343,708.01

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Solution

The fourth proportional to 615,586.67, 849,552.39 and 343,708.01 is: 474,340.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,586.67 : 849,552.39 = 343,708.01 : x
  2. Step 2: Convert to fraction form
    615,586.67/849,552.39 = 343,708.01/x
  3. Step 3: Cross multiply
    615,586.67x = 849,552.39 × 343,708.01
  4. Step 4: Simplify right side
    615,586.67x = 291,997,961,357.64
  5. Step 5: Solve for x
    x = 291,997,961,357.64/615,586.67
  6. Step 6: Final answer
    x = 474,340.94

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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.