Home / 348,445.60-480,841.32-197,539.36

Finding the Fourth Proportional to 348,445.60, 480,841.32 and 197,539.36

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Solution

The fourth proportional to 348,445.60, 480,841.32 and 197,539.36 is: 272,596.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,445.60 : 480,841.32 = 197,539.36 : x
  2. Step 2: Convert to fraction form
    348,445.60/480,841.32 = 197,539.36/x
  3. Step 3: Cross multiply
    348,445.60x = 480,841.32 × 197,539.36
  4. Step 4: Simplify right side
    348,445.60x = 94,985,086,614.36
  5. Step 5: Solve for x
    x = 94,985,086,614.36/348,445.60
  6. Step 6: Final answer
    x = 272,596.60

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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.