Home / 841,455.07-1,261,247.66-641,114.94

Finding the Fourth Proportional to 841,455.07, 1,261,247.66 and 641,114.94

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Solution

The fourth proportional to 841,455.07, 1,261,247.66 and 641,114.94 is: 960,960.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,455.07 : 1,261,247.66 = 641,114.94 : x
  2. Step 2: Convert to fraction form
    841,455.07/1,261,247.66 = 641,114.94/x
  3. Step 3: Cross multiply
    841,455.07x = 1,261,247.66 × 641,114.94
  4. Step 4: Simplify right side
    841,455.07x = 808,604,713,162.59
  5. Step 5: Solve for x
    x = 808,604,713,162.59/841,455.07
  6. Step 6: Final answer
    x = 960,960.06

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1.5x scale

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.