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Finding the Fourth Proportional to 590,579.76, 814,892.76 and 348,901.68

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Solution

The fourth proportional to 590,579.76, 814,892.76 and 348,901.68 is: 481,420.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,579.76 : 814,892.76 = 348,901.68 : x
  2. Step 2: Convert to fraction form
    590,579.76/814,892.76 = 348,901.68/x
  3. Step 3: Cross multiply
    590,579.76x = 814,892.76 × 348,901.68
  4. Step 4: Simplify right side
    590,579.76x = 284,317,452,983.84
  5. Step 5: Solve for x
    x = 284,317,452,983.84/590,579.76
  6. Step 6: Final answer
    x = 481,420.92

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1.5x scale

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.