Home / 353,837.77-488,280.56-192,683.21

Finding the Fourth Proportional to 353,837.77, 488,280.56 and 192,683.21

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Solution

The fourth proportional to 353,837.77, 488,280.56 and 192,683.21 is: 265,894.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,837.77 : 488,280.56 = 192,683.21 : x
  2. Step 2: Convert to fraction form
    353,837.77/488,280.56 = 192,683.21/x
  3. Step 3: Cross multiply
    353,837.77x = 488,280.56 × 192,683.21
  4. Step 4: Simplify right side
    353,837.77x = 94,083,462,276.58
  5. Step 5: Solve for x
    x = 94,083,462,276.58/353,837.77
  6. Step 6: Final answer
    x = 265,894.35

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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.