Home / 984,893.64-1,359,174.02-555,173.65

Finding the Fourth Proportional to 984,893.64, 1,359,174.02 and 555,173.65

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Solution

The fourth proportional to 984,893.64, 1,359,174.02 and 555,173.65 is: 766,151.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,893.64 : 1,359,174.02 = 555,173.65 : x
  2. Step 2: Convert to fraction form
    984,893.64/1,359,174.02 = 555,173.65/x
  3. Step 3: Cross multiply
    984,893.64x = 1,359,174.02 × 555,173.65
  4. Step 4: Simplify right side
    984,893.64x = 754,577,601,668.57
  5. Step 5: Solve for x
    x = 754,577,601,668.57/984,893.64
  6. Step 6: Final answer
    x = 766,151.36

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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.