Home / 745,051.80-1,117,577.70-184,086.30

Finding the Fourth Proportional to 745,051.80, 1,117,577.70 and 184,086.30

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Solution

The fourth proportional to 745,051.80, 1,117,577.70 and 184,086.30 is: 276,129.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,051.80 : 1,117,577.70 = 184,086.30 : x
  2. Step 2: Convert to fraction form
    745,051.80/1,117,577.70 = 184,086.30/x
  3. Step 3: Cross multiply
    745,051.80x = 1,117,577.70 × 184,086.30
  4. Step 4: Simplify right side
    745,051.80x = 205,730,743,755.51
  5. Step 5: Solve for x
    x = 205,730,743,755.51/745,051.80
  6. Step 6: Final answer
    x = 276,129.45

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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.