Home / 730,947.18-1,097,415.51-411,324.87

Finding the Fourth Proportional to 730,947.18, 1,097,415.51 and 411,324.87

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Solution

The fourth proportional to 730,947.18, 1,097,415.51 and 411,324.87 is: 617,547.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,947.18 : 1,097,415.51 = 411,324.87 : x
  2. Step 2: Convert to fraction form
    730,947.18/1,097,415.51 = 411,324.87/x
  3. Step 3: Cross multiply
    730,947.18x = 1,097,415.51 × 411,324.87
  4. Step 4: Simplify right side
    730,947.18x = 451,394,291,986.73
  5. Step 5: Solve for x
    x = 451,394,291,986.73/730,947.18
  6. Step 6: Final answer
    x = 617,547.07

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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.