Home / 713,100.80-1,069,651.20-608,124.80

Finding the Fourth Proportional to 713,100.80, 1,069,651.20 and 608,124.80

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Solution

The fourth proportional to 713,100.80, 1,069,651.20 and 608,124.80 is: 912,187.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,100.80 : 1,069,651.20 = 608,124.80 : x
  2. Step 2: Convert to fraction form
    713,100.80/1,069,651.20 = 608,124.80/x
  3. Step 3: Cross multiply
    713,100.80x = 1,069,651.20 × 608,124.80
  4. Step 4: Simplify right side
    713,100.80x = 650,481,422,069.76
  5. Step 5: Solve for x
    x = 650,481,422,069.76/713,100.80
  6. Step 6: Final answer
    x = 912,187.20

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Double scale
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Similar ratio
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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.