Home / 774,504.88-1,068,916.97-434,973.13

Finding the Fourth Proportional to 774,504.88, 1,068,916.97 and 434,973.13

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Solution

The fourth proportional to 774,504.88, 1,068,916.97 and 434,973.13 is: 600,319.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,504.88 : 1,068,916.97 = 434,973.13 : x
  2. Step 2: Convert to fraction form
    774,504.88/1,068,916.97 = 434,973.13/x
  3. Step 3: Cross multiply
    774,504.88x = 1,068,916.97 × 434,973.13
  4. Step 4: Simplify right side
    774,504.88x = 464,950,160,151.02
  5. Step 5: Solve for x
    x = 464,950,160,151.02/774,504.88
  6. Step 6: Final answer
    x = 600,319.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.