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Finding the Fourth Proportional to 353,235.02, 487,467.59 and 192,091.59

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Solution

The fourth proportional to 353,235.02, 487,467.59 and 192,091.59 is: 265,088.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,235.02 : 487,467.59 = 192,091.59 : x
  2. Step 2: Convert to fraction form
    353,235.02/487,467.59 = 192,091.59/x
  3. Step 3: Cross multiply
    353,235.02x = 487,467.59 × 192,091.59
  4. Step 4: Simplify right side
    353,235.02x = 93,638,424,436.57
  5. Step 5: Solve for x
    x = 93,638,424,436.57/353,235.02
  6. Step 6: Final answer
    x = 265,088.17

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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.