Home / 983,779.62-1,472,336.40-604,940.31

Finding the Fourth Proportional to 983,779.62, 1,472,336.40 and 604,940.31

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Solution

The fourth proportional to 983,779.62, 1,472,336.40 and 604,940.31 is: 905,360.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,779.62 : 1,472,336.40 = 604,940.31 : x
  2. Step 2: Convert to fraction form
    983,779.62/1,472,336.40 = 604,940.31/x
  3. Step 3: Cross multiply
    983,779.62x = 1,472,336.40 × 604,940.31
  4. Step 4: Simplify right side
    983,779.62x = 890,675,638,240.28
  5. Step 5: Solve for x
    x = 890,675,638,240.28/983,779.62
  6. Step 6: Final answer
    x = 905,360.94

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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.