Home / 525,743.28-788,840.88-170,866.08

Finding the Fourth Proportional to 525,743.28, 788,840.88 and 170,866.08

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Solution

The fourth proportional to 525,743.28, 788,840.88 and 170,866.08 is: 256,372.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,743.28 : 788,840.88 = 170,866.08 : x
  2. Step 2: Convert to fraction form
    525,743.28/788,840.88 = 170,866.08/x
  3. Step 3: Cross multiply
    525,743.28x = 788,840.88 × 170,866.08
  4. Step 4: Simplify right side
    525,743.28x = 134,786,148,909.35
  5. Step 5: Solve for x
    x = 134,786,148,909.35/525,743.28
  6. Step 6: Final answer
    x = 256,372.56

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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.