Home / 803,014.70-1,108,165.73-440,441.10

Finding the Fourth Proportional to 803,014.70, 1,108,165.73 and 440,441.10

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Solution

The fourth proportional to 803,014.70, 1,108,165.73 and 440,441.10 is: 607,811.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,014.70 : 1,108,165.73 = 440,441.10 : x
  2. Step 2: Convert to fraction form
    803,014.70/1,108,165.73 = 440,441.10/x
  3. Step 3: Cross multiply
    803,014.70x = 1,108,165.73 × 440,441.10
  4. Step 4: Simplify right side
    803,014.70x = 488,081,730,901.30
  5. Step 5: Solve for x
    x = 488,081,730,901.30/803,014.70
  6. Step 6: Final answer
    x = 607,811.70

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.