Home / 956,782.80-1,433,205.90-657,601.20

Finding the Fourth Proportional to 956,782.80, 1,433,205.90 and 657,601.20

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Solution

The fourth proportional to 956,782.80, 1,433,205.90 and 657,601.20 is: 985,048.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,782.80 : 1,433,205.90 = 657,601.20 : x
  2. Step 2: Convert to fraction form
    956,782.80/1,433,205.90 = 657,601.20/x
  3. Step 3: Cross multiply
    956,782.80x = 1,433,205.90 × 657,601.20
  4. Step 4: Simplify right side
    956,782.80x = 942,477,919,687.08
  5. Step 5: Solve for x
    x = 942,477,919,687.08/956,782.80
  6. Step 6: Final answer
    x = 985,048.98

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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.