Home / 776,588.49-1,164,407.04-302,720.25

Finding the Fourth Proportional to 776,588.49, 1,164,407.04 and 302,720.25

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Solution

The fourth proportional to 776,588.49, 1,164,407.04 and 302,720.25 is: 453,894.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,588.49 : 1,164,407.04 = 302,720.25 : x
  2. Step 2: Convert to fraction form
    776,588.49/1,164,407.04 = 302,720.25/x
  3. Step 3: Cross multiply
    776,588.49x = 1,164,407.04 × 302,720.25
  4. Step 4: Simplify right side
    776,588.49x = 352,489,590,250.56
  5. Step 5: Solve for x
    x = 352,489,590,250.56/776,588.49
  6. Step 6: Final answer
    x = 453,894.95

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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.