Home / 525,440.63-788,161.56-170,482.33

Finding the Fourth Proportional to 525,440.63, 788,161.56 and 170,482.33

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Solution

The fourth proportional to 525,440.63, 788,161.56 and 170,482.33 is: 255,723.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,440.63 : 788,161.56 = 170,482.33 : x
  2. Step 2: Convert to fraction form
    525,440.63/788,161.56 = 170,482.33/x
  3. Step 3: Cross multiply
    525,440.63x = 788,161.56 × 170,482.33
  4. Step 4: Simplify right side
    525,440.63x = 134,367,619,511.13
  5. Step 5: Solve for x
    x = 134,367,619,511.13/525,440.63
  6. Step 6: Final answer
    x = 255,723.69

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Double scale
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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.