Home / 525,433.68-788,261.27-170,420.09

Finding the Fourth Proportional to 525,433.68, 788,261.27 and 170,420.09

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Solution

The fourth proportional to 525,433.68, 788,261.27 and 170,420.09 is: 255,666.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,433.68 : 788,261.27 = 170,420.09 : x
  2. Step 2: Convert to fraction form
    525,433.68/788,261.27 = 170,420.09/x
  3. Step 3: Cross multiply
    525,433.68x = 788,261.27 × 170,420.09
  4. Step 4: Simplify right side
    525,433.68x = 134,335,551,783.51
  5. Step 5: Solve for x
    x = 134,335,551,783.51/525,433.68
  6. Step 6: Final answer
    x = 255,666.05

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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.