Home / 900,205.66-1,242,735.54-695,794.63

Finding the Fourth Proportional to 900,205.66, 1,242,735.54 and 695,794.63

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Solution

The fourth proportional to 900,205.66, 1,242,735.54 and 695,794.63 is: 960,545.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,205.66 : 1,242,735.54 = 695,794.63 : x
  2. Step 2: Convert to fraction form
    900,205.66/1,242,735.54 = 695,794.63/x
  3. Step 3: Cross multiply
    900,205.66x = 1,242,735.54 × 695,794.63
  4. Step 4: Simplify right side
    900,205.66x = 864,688,715,242.15
  5. Step 5: Solve for x
    x = 864,688,715,242.15/900,205.66
  6. Step 6: Final answer
    x = 960,545.74

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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.