Home / 935,783.10-1,403,674.65-515,879.10

Finding the Fourth Proportional to 935,783.10, 1,403,674.65 and 515,879.10

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Solution

The fourth proportional to 935,783.10, 1,403,674.65 and 515,879.10 is: 773,818.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,783.10 : 1,403,674.65 = 515,879.10 : x
  2. Step 2: Convert to fraction form
    935,783.10/1,403,674.65 = 515,879.10/x
  3. Step 3: Cross multiply
    935,783.10x = 1,403,674.65 × 515,879.10
  4. Step 4: Simplify right side
    935,783.10x = 724,126,415,134.82
  5. Step 5: Solve for x
    x = 724,126,415,134.82/935,783.10
  6. Step 6: Final answer
    x = 773,818.65

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Similar ratio
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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.