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Finding the Fourth Proportional to 965,231, 1,332,019.86 and 562,900.76

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Solution

The fourth proportional to 965,231, 1,332,019.86 and 562,900.76 is: 776,803.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,231 : 1,332,019.86 = 562,900.76 : x
  2. Step 2: Convert to fraction form
    965,231/1,332,019.86 = 562,900.76/x
  3. Step 3: Cross multiply
    965,231x = 1,332,019.86 × 562,900.76
  4. Step 4: Simplify right side
    965,231x = 749,794,991,529.09
  5. Step 5: Solve for x
    x = 749,794,991,529.09/965,231
  6. Step 6: Final answer
    x = 776,803.68

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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.