Home / 845,192.34-1,267,788.51-512,068.50

Finding the Fourth Proportional to 845,192.34, 1,267,788.51 and 512,068.50

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Solution

The fourth proportional to 845,192.34, 1,267,788.51 and 512,068.50 is: 768,102.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,192.34 : 1,267,788.51 = 512,068.50 : x
  2. Step 2: Convert to fraction form
    845,192.34/1,267,788.51 = 512,068.50/x
  3. Step 3: Cross multiply
    845,192.34x = 1,267,788.51 × 512,068.50
  4. Step 4: Simplify right side
    845,192.34x = 649,194,560,632.94
  5. Step 5: Solve for x
    x = 649,194,560,632.94/845,192.34
  6. Step 6: Final answer
    x = 768,102.75

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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.