Home / 980,136.45-1,352,570.71-544,555.77

Finding the Fourth Proportional to 980,136.45, 1,352,570.71 and 544,555.77

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Solution

The fourth proportional to 980,136.45, 1,352,570.71 and 544,555.77 is: 751,477.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,136.45 : 1,352,570.71 = 544,555.77 : x
  2. Step 2: Convert to fraction form
    980,136.45/1,352,570.71 = 544,555.77/x
  3. Step 3: Cross multiply
    980,136.45x = 1,352,570.71 × 544,555.77
  4. Step 4: Simplify right side
    980,136.45x = 736,550,184,463.50
  5. Step 5: Solve for x
    x = 736,550,184,463.50/980,136.45
  6. Step 6: Final answer
    x = 751,477.19

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1.5x scale

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.