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Finding the Fourth Proportional to 581,896.73, 803,522.07 and 429,199.58

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Solution

The fourth proportional to 581,896.73, 803,522.07 and 429,199.58 is: 592,667.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,896.73 : 803,522.07 = 429,199.58 : x
  2. Step 2: Convert to fraction form
    581,896.73/803,522.07 = 429,199.58/x
  3. Step 3: Cross multiply
    581,896.73x = 803,522.07 × 429,199.58
  4. Step 4: Simplify right side
    581,896.73x = 344,871,330,947.12
  5. Step 5: Solve for x
    x = 344,871,330,947.12/581,896.73
  6. Step 6: Final answer
    x = 592,667.59

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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.