Home / 774,491.63-1,068,794.96-430,383.59

Finding the Fourth Proportional to 774,491.63, 1,068,794.96 and 430,383.59

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Solution

The fourth proportional to 774,491.63, 1,068,794.96 and 430,383.59 is: 593,927.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,491.63 : 1,068,794.96 = 430,383.59 : x
  2. Step 2: Convert to fraction form
    774,491.63/1,068,794.96 = 430,383.59/x
  3. Step 3: Cross multiply
    774,491.63x = 1,068,794.96 × 430,383.59
  4. Step 4: Simplify right side
    774,491.63x = 459,991,807,590.69
  5. Step 5: Solve for x
    x = 459,991,807,590.69/774,491.63
  6. Step 6: Final answer
    x = 593,927.41

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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.