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Finding the Fourth Proportional to 293,194.60, 439,783.80 and 93,526.90

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Solution

The fourth proportional to 293,194.60, 439,783.80 and 93,526.90 is: 140,287.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,194.60 : 439,783.80 = 93,526.90 : x
  2. Step 2: Convert to fraction form
    293,194.60/439,783.80 = 93,526.90/x
  3. Step 3: Cross multiply
    293,194.60x = 439,783.80 × 93,526.90
  4. Step 4: Simplify right side
    293,194.60x = 41,131,615,484.22
  5. Step 5: Solve for x
    x = 41,131,615,484.22/293,194.60
  6. Step 6: Final answer
    x = 140,287.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.