Home / 830,042.38-1,244,119.10-505,113.83

Finding the Fourth Proportional to 830,042.38, 1,244,119.10 and 505,113.83

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Solution

The fourth proportional to 830,042.38, 1,244,119.10 and 505,113.83 is: 757,096.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,042.38 : 1,244,119.10 = 505,113.83 : x
  2. Step 2: Convert to fraction form
    830,042.38/1,244,119.10 = 505,113.83/x
  3. Step 3: Cross multiply
    830,042.38x = 1,244,119.10 × 505,113.83
  4. Step 4: Simplify right side
    830,042.38x = 628,421,763,577.15
  5. Step 5: Solve for x
    x = 628,421,763,577.15/830,042.38
  6. Step 6: Final answer
    x = 757,096.00

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Double scale
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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.