Home / 911,324.40-1,366,986.60-557,030.40

Finding the Fourth Proportional to 911,324.40, 1,366,986.60 and 557,030.40

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Solution

The fourth proportional to 911,324.40, 1,366,986.60 and 557,030.40 is: 835,545.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,324.40 : 1,366,986.60 = 557,030.40 : x
  2. Step 2: Convert to fraction form
    911,324.40/1,366,986.60 = 557,030.40/x
  3. Step 3: Cross multiply
    911,324.40x = 1,366,986.60 × 557,030.40
  4. Step 4: Simplify right side
    911,324.40x = 761,453,092,592.64
  5. Step 5: Solve for x
    x = 761,453,092,592.64/911,324.40
  6. Step 6: Final answer
    x = 835,545.60

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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.