Home / 730,954.18-1,097,426.01-411,331.87

Finding the Fourth Proportional to 730,954.18, 1,097,426.01 and 411,331.87

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Solution

The fourth proportional to 730,954.18, 1,097,426.01 and 411,331.87 is: 617,557.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,954.18 : 1,097,426.01 = 411,331.87 : x
  2. Step 2: Convert to fraction form
    730,954.18/1,097,426.01 = 411,331.87/x
  3. Step 3: Cross multiply
    730,954.18x = 1,097,426.01 × 411,331.87
  4. Step 4: Simplify right side
    730,954.18x = 451,406,292,879.94
  5. Step 5: Solve for x
    x = 451,406,292,879.94/730,954.18
  6. Step 6: Final answer
    x = 617,557.58

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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.