Home / 939,365.44-1,407,234.72-560,588.86

Finding the Fourth Proportional to 939,365.44, 1,407,234.72 and 560,588.86

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Solution

The fourth proportional to 939,365.44, 1,407,234.72 and 560,588.86 is: 839,801.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,365.44 : 1,407,234.72 = 560,588.86 : x
  2. Step 2: Convert to fraction form
    939,365.44/1,407,234.72 = 560,588.86/x
  3. Step 3: Cross multiply
    939,365.44x = 1,407,234.72 × 560,588.86
  4. Step 4: Simplify right side
    939,365.44x = 788,880,107,437.22
  5. Step 5: Solve for x
    x = 788,880,107,437.22/939,365.44
  6. Step 6: Final answer
    x = 839,801.08

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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.