Home / 762,769.41-1,052,621.93-423,237.66

Finding the Fourth Proportional to 762,769.41, 1,052,621.93 and 423,237.66

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Solution

The fourth proportional to 762,769.41, 1,052,621.93 and 423,237.66 is: 584,068.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,769.41 : 1,052,621.93 = 423,237.66 : x
  2. Step 2: Convert to fraction form
    762,769.41/1,052,621.93 = 423,237.66/x
  3. Step 3: Cross multiply
    762,769.41x = 1,052,621.93 × 423,237.66
  4. Step 4: Simplify right side
    762,769.41x = 445,509,239,628.65
  5. Step 5: Solve for x
    x = 445,509,239,628.65/762,769.41
  6. Step 6: Final answer
    x = 584,068.05

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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.