Home / 525,056.10-788,167.35-325,601.70

Finding the Fourth Proportional to 525,056.10, 788,167.35 and 325,601.70

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Solution

The fourth proportional to 525,056.10, 788,167.35 and 325,601.70 is: 488,764.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,056.10 : 788,167.35 = 325,601.70 : x
  2. Step 2: Convert to fraction form
    525,056.10/788,167.35 = 325,601.70/x
  3. Step 3: Cross multiply
    525,056.10x = 788,167.35 × 325,601.70
  4. Step 4: Simplify right side
    525,056.10x = 256,628,629,044.50
  5. Step 5: Solve for x
    x = 256,628,629,044.50/525,056.10
  6. Step 6: Final answer
    x = 488,764.21

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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.