Home / 525,904.60-788,856.90-146,824.60

Finding the Fourth Proportional to 525,904.60, 788,856.90 and 146,824.60

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Solution

The fourth proportional to 525,904.60, 788,856.90 and 146,824.60 is: 220,236.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,904.60 : 788,856.90 = 146,824.60 : x
  2. Step 2: Convert to fraction form
    525,904.60/788,856.90 = 146,824.60/x
  3. Step 3: Cross multiply
    525,904.60x = 788,856.90 × 146,824.60
  4. Step 4: Simplify right side
    525,904.60x = 115,823,598,799.74
  5. Step 5: Solve for x
    x = 115,823,598,799.74/525,904.60
  6. Step 6: Final answer
    x = 220,236.90

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Similar ratio
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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.