Home / 930,798.64-1,396,619.07-475,154.47

Finding the Fourth Proportional to 930,798.64, 1,396,619.07 and 475,154.47

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Solution

The fourth proportional to 930,798.64, 1,396,619.07 and 475,154.47 is: 712,946.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,798.64 : 1,396,619.07 = 475,154.47 : x
  2. Step 2: Convert to fraction form
    930,798.64/1,396,619.07 = 475,154.47/x
  3. Step 3: Cross multiply
    930,798.64x = 1,396,619.07 × 475,154.47
  4. Step 4: Simplify right side
    930,798.64x = 663,609,793,997.74
  5. Step 5: Solve for x
    x = 663,609,793,997.74/930,798.64
  6. Step 6: Final answer
    x = 712,946.67

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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.