Home / 818,592.04-1,129,357.38-496,069.48

Finding the Fourth Proportional to 818,592.04, 1,129,357.38 and 496,069.48

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Solution

The fourth proportional to 818,592.04, 1,129,357.38 and 496,069.48 is: 684,394.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,592.04 : 1,129,357.38 = 496,069.48 : x
  2. Step 2: Convert to fraction form
    818,592.04/1,129,357.38 = 496,069.48/x
  3. Step 3: Cross multiply
    818,592.04x = 1,129,357.38 × 496,069.48
  4. Step 4: Simplify right side
    818,592.04x = 560,239,728,230.76
  5. Step 5: Solve for x
    x = 560,239,728,230.76/818,592.04
  6. Step 6: Final answer
    x = 684,394.30

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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.