Home / 857,196.76-1,182,960.34-475,200.76

Finding the Fourth Proportional to 857,196.76, 1,182,960.34 and 475,200.76

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Solution

The fourth proportional to 857,196.76, 1,182,960.34 and 475,200.76 is: 655,793.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,196.76 : 1,182,960.34 = 475,200.76 : x
  2. Step 2: Convert to fraction form
    857,196.76/1,182,960.34 = 475,200.76/x
  3. Step 3: Cross multiply
    857,196.76x = 1,182,960.34 × 475,200.76
  4. Step 4: Simplify right side
    857,196.76x = 562,143,652,617.86
  5. Step 5: Solve for x
    x = 562,143,652,617.86/857,196.76
  6. Step 6: Final answer
    x = 655,793.02

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Double scale
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1.5x scale

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.