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Finding the Fourth Proportional to 590,427.14, 814,650.36 and 437,818.28

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Solution

The fourth proportional to 590,427.14, 814,650.36 and 437,818.28 is: 604,086.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,427.14 : 814,650.36 = 437,818.28 : x
  2. Step 2: Convert to fraction form
    590,427.14/814,650.36 = 437,818.28/x
  3. Step 3: Cross multiply
    590,427.14x = 814,650.36 × 437,818.28
  4. Step 4: Simplify right side
    590,427.14x = 356,668,819,416.58
  5. Step 5: Solve for x
    x = 356,668,819,416.58/590,427.14
  6. Step 6: Final answer
    x = 604,086.08

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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.