Home / 1,201,329.80-1,657,835.77-657,465.27

Finding the Fourth Proportional to 1,201,329.80, 1,657,835.77 and 657,465.27

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Solution

The fourth proportional to 1,201,329.80, 1,657,835.77 and 657,465.27 is: 907,302.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,329.80 : 1,657,835.77 = 657,465.27 : x
  2. Step 2: Convert to fraction form
    1,201,329.80/1,657,835.77 = 657,465.27/x
  3. Step 3: Cross multiply
    1,201,329.80x = 1,657,835.77 × 657,465.27
  4. Step 4: Simplify right side
    1,201,329.80x = 1,089,969,442,138.71
  5. Step 5: Solve for x
    x = 1,089,969,442,138.71/1,201,329.80
  6. Step 6: Final answer
    x = 907,302.43

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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.