Home / 833,253.36-1,149,960.44-470,743.76

Finding the Fourth Proportional to 833,253.36, 1,149,960.44 and 470,743.76

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Solution

The fourth proportional to 833,253.36, 1,149,960.44 and 470,743.76 is: 649,666.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,253.36 : 1,149,960.44 = 470,743.76 : x
  2. Step 2: Convert to fraction form
    833,253.36/1,149,960.44 = 470,743.76/x
  3. Step 3: Cross multiply
    833,253.36x = 1,149,960.44 × 470,743.76
  4. Step 4: Simplify right side
    833,253.36x = 541,336,701,376.85
  5. Step 5: Solve for x
    x = 541,336,701,376.85/833,253.36
  6. Step 6: Final answer
    x = 649,666.39

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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.