Home / 826,193.80-1,140,053.70-463,542.04

Finding the Fourth Proportional to 826,193.80, 1,140,053.70 and 463,542.04

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Solution

The fourth proportional to 826,193.80, 1,140,053.70 and 463,542.04 is: 639,635.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,193.80 : 1,140,053.70 = 463,542.04 : x
  2. Step 2: Convert to fraction form
    826,193.80/1,140,053.70 = 463,542.04/x
  3. Step 3: Cross multiply
    826,193.80x = 1,140,053.70 × 463,542.04
  4. Step 4: Simplify right side
    826,193.80x = 528,462,817,807.55
  5. Step 5: Solve for x
    x = 528,462,817,807.55/826,193.80
  6. Step 6: Final answer
    x = 639,635.42

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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.