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Finding the Fourth Proportional to 604,111.57, 833,800.80 and 383,205.97

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Solution

The fourth proportional to 604,111.57, 833,800.80 and 383,205.97 is: 528,904.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,111.57 : 833,800.80 = 383,205.97 : x
  2. Step 2: Convert to fraction form
    604,111.57/833,800.80 = 383,205.97/x
  3. Step 3: Cross multiply
    604,111.57x = 833,800.80 × 383,205.97
  4. Step 4: Simplify right side
    604,111.57x = 319,517,444,350.78
  5. Step 5: Solve for x
    x = 319,517,444,350.78/604,111.57
  6. Step 6: Final answer
    x = 528,904.69

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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.