Home / 835,393.05-1,153,782.09-564,579.27

Finding the Fourth Proportional to 835,393.05, 1,153,782.09 and 564,579.27

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Solution

The fourth proportional to 835,393.05, 1,153,782.09 and 564,579.27 is: 779,754.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,393.05 : 1,153,782.09 = 564,579.27 : x
  2. Step 2: Convert to fraction form
    835,393.05/1,153,782.09 = 564,579.27/x
  3. Step 3: Cross multiply
    835,393.05x = 1,153,782.09 × 564,579.27
  4. Step 4: Simplify right side
    835,393.05x = 651,401,450,111.27
  5. Step 5: Solve for x
    x = 651,401,450,111.27/835,393.05
  6. Step 6: Final answer
    x = 779,754.45

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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.