Home / 508,746.45-763,227.62-193,196.37

Finding the Fourth Proportional to 508,746.45, 763,227.62 and 193,196.37

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Solution

The fourth proportional to 508,746.45, 763,227.62 and 193,196.37 is: 289,835.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,746.45 : 763,227.62 = 193,196.37 : x
  2. Step 2: Convert to fraction form
    508,746.45/763,227.62 = 193,196.37/x
  3. Step 3: Cross multiply
    508,746.45x = 763,227.62 × 193,196.37
  4. Step 4: Simplify right side
    508,746.45x = 147,452,804,701.76
  5. Step 5: Solve for x
    x = 147,452,804,701.76/508,746.45
  6. Step 6: Final answer
    x = 289,835.55

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1.5x scale

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.