Home / 893,798.44-1,341,134.70-420,530.92

Finding the Fourth Proportional to 893,798.44, 1,341,134.70 and 420,530.92

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Solution

The fourth proportional to 893,798.44, 1,341,134.70 and 420,530.92 is: 631,002.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,798.44 : 1,341,134.70 = 420,530.92 : x
  2. Step 2: Convert to fraction form
    893,798.44/1,341,134.70 = 420,530.92/x
  3. Step 3: Cross multiply
    893,798.44x = 1,341,134.70 × 420,530.92
  4. Step 4: Simplify right side
    893,798.44x = 563,988,609,234.92
  5. Step 5: Solve for x
    x = 563,988,609,234.92/893,798.44
  6. Step 6: Final answer
    x = 631,002.01

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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.