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Finding the Fourth Proportional to 535,437.57, 802,624.01 and 268,383

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Solution

The fourth proportional to 535,437.57, 802,624.01 and 268,383 is: 402,307.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,437.57 : 802,624.01 = 268,383 : x
  2. Step 2: Convert to fraction form
    535,437.57/802,624.01 = 268,383/x
  3. Step 3: Cross multiply
    535,437.57x = 802,624.01 × 268,383
  4. Step 4: Simplify right side
    535,437.57x = 215,410,638,333.92
  5. Step 5: Solve for x
    x = 215,410,638,333.92/535,437.57
  6. Step 6: Final answer
    x = 402,307.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.