Home / 779,200.11-1,075,214.23-452,449.26

Finding the Fourth Proportional to 779,200.11, 1,075,214.23 and 452,449.26

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Solution

The fourth proportional to 779,200.11, 1,075,214.23 and 452,449.26 is: 624,332.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,200.11 : 1,075,214.23 = 452,449.26 : x
  2. Step 2: Convert to fraction form
    779,200.11/1,075,214.23 = 452,449.26/x
  3. Step 3: Cross multiply
    779,200.11x = 1,075,214.23 × 452,449.26
  4. Step 4: Simplify right side
    779,200.11x = 486,479,881,573.85
  5. Step 5: Solve for x
    x = 486,479,881,573.85/779,200.11
  6. Step 6: Final answer
    x = 624,332.41

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Double scale
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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.