Home / 525,447.18-788,281.52-170,433.59

Finding the Fourth Proportional to 525,447.18, 788,281.52 and 170,433.59

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Solution

The fourth proportional to 525,447.18, 788,281.52 and 170,433.59 is: 255,686.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,447.18 : 788,281.52 = 170,433.59 : x
  2. Step 2: Convert to fraction form
    525,447.18/788,281.52 = 170,433.59/x
  3. Step 3: Cross multiply
    525,447.18x = 788,281.52 × 170,433.59
  4. Step 4: Simplify right side
    525,447.18x = 134,349,644,590.68
  5. Step 5: Solve for x
    x = 134,349,644,590.68/525,447.18
  6. Step 6: Final answer
    x = 255,686.30

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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.