Home / 845,185.92-1,267,320.96-371,316.48

Finding the Fourth Proportional to 845,185.92, 1,267,320.96 and 371,316.48

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Solution

The fourth proportional to 845,185.92, 1,267,320.96 and 371,316.48 is: 556,773.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,185.92 : 1,267,320.96 = 371,316.48 : x
  2. Step 2: Convert to fraction form
    845,185.92/1,267,320.96 = 371,316.48/x
  3. Step 3: Cross multiply
    845,185.92x = 1,267,320.96 × 371,316.48
  4. Step 4: Simplify right side
    845,185.92x = 470,577,157,897.42
  5. Step 5: Solve for x
    x = 470,577,157,897.42/845,185.92
  6. Step 6: Final answer
    x = 556,773.54

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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.