Home / 736,969.78-1,105,680.30-377,395.22

Finding the Fourth Proportional to 736,969.78, 1,105,680.30 and 377,395.22

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Solution

The fourth proportional to 736,969.78, 1,105,680.30 and 377,395.22 is: 566,208.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,969.78 : 1,105,680.30 = 377,395.22 : x
  2. Step 2: Convert to fraction form
    736,969.78/1,105,680.30 = 377,395.22/x
  3. Step 3: Cross multiply
    736,969.78x = 1,105,680.30 × 377,395.22
  4. Step 4: Simplify right side
    736,969.78x = 417,278,460,068.17
  5. Step 5: Solve for x
    x = 417,278,460,068.17/736,969.78
  6. Step 6: Final answer
    x = 566,208.37

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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.