Home / 893,659.55-1,340,477.65-219,746.70

Finding the Fourth Proportional to 893,659.55, 1,340,477.65 and 219,746.70

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Solution

The fourth proportional to 893,659.55, 1,340,477.65 and 219,746.70 is: 329,617.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,659.55 : 1,340,477.65 = 219,746.70 : x
  2. Step 2: Convert to fraction form
    893,659.55/1,340,477.65 = 219,746.70/x
  3. Step 3: Cross multiply
    893,659.55x = 1,340,477.65 × 219,746.70
  4. Step 4: Simplify right side
    893,659.55x = 294,565,534,405.76
  5. Step 5: Solve for x
    x = 294,565,534,405.76/893,659.55
  6. Step 6: Final answer
    x = 329,617.17

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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.