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Finding the Fourth Proportional to 604,909.92, 833,378.16 and 434,849.76

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Solution

The fourth proportional to 604,909.92, 833,378.16 and 434,849.76 is: 599,088.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,909.92 : 833,378.16 = 434,849.76 : x
  2. Step 2: Convert to fraction form
    604,909.92/833,378.16 = 434,849.76/x
  3. Step 3: Cross multiply
    604,909.92x = 833,378.16 × 434,849.76
  4. Step 4: Simplify right side
    604,909.92x = 362,394,292,865.24
  5. Step 5: Solve for x
    x = 362,394,292,865.24/604,909.92
  6. Step 6: Final answer
    x = 599,088.03

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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.