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Finding the Fourth Proportional to 590,355.34, 814,666.92 and 348,715.53

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Solution

The fourth proportional to 590,355.34, 814,666.92 and 348,715.53 is: 481,213.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,355.34 : 814,666.92 = 348,715.53 : x
  2. Step 2: Convert to fraction form
    590,355.34/814,666.92 = 348,715.53/x
  3. Step 3: Cross multiply
    590,355.34x = 814,666.92 × 348,715.53
  4. Step 4: Simplify right side
    590,355.34x = 284,087,005,473.58
  5. Step 5: Solve for x
    x = 284,087,005,473.58/590,355.34
  6. Step 6: Final answer
    x = 481,213.58

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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.