Home / 673,313.10-1,009,969.65-522,738.15

Finding the Fourth Proportional to 673,313.10, 1,009,969.65 and 522,738.15

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Solution

The fourth proportional to 673,313.10, 1,009,969.65 and 522,738.15 is: 784,107.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,313.10 : 1,009,969.65 = 522,738.15 : x
  2. Step 2: Convert to fraction form
    673,313.10/1,009,969.65 = 522,738.15/x
  3. Step 3: Cross multiply
    673,313.10x = 1,009,969.65 × 522,738.15
  4. Step 4: Simplify right side
    673,313.10x = 527,949,666,397.15
  5. Step 5: Solve for x
    x = 527,949,666,397.15/673,313.10
  6. Step 6: Final answer
    x = 784,107.23

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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.