Home / 938,506.64-1,295,135.73-525,044.36

Finding the Fourth Proportional to 938,506.64, 1,295,135.73 and 525,044.36

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Solution

The fourth proportional to 938,506.64, 1,295,135.73 and 525,044.36 is: 724,559.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,506.64 : 1,295,135.73 = 525,044.36 : x
  2. Step 2: Convert to fraction form
    938,506.64/1,295,135.73 = 525,044.36/x
  3. Step 3: Cross multiply
    938,506.64x = 1,295,135.73 × 525,044.36
  4. Step 4: Simplify right side
    938,506.64x = 680,003,713,708.82
  5. Step 5: Solve for x
    x = 680,003,713,708.82/938,506.64
  6. Step 6: Final answer
    x = 724,559.30

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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.