Home / 786,396.56-1,179,597.63-239,294.25

Finding the Fourth Proportional to 786,396.56, 1,179,597.63 and 239,294.25

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Solution

The fourth proportional to 786,396.56, 1,179,597.63 and 239,294.25 is: 358,942.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,396.56 : 1,179,597.63 = 239,294.25 : x
  2. Step 2: Convert to fraction form
    786,396.56/1,179,597.63 = 239,294.25/x
  3. Step 3: Cross multiply
    786,396.56x = 1,179,597.63 × 239,294.25
  4. Step 4: Simplify right side
    786,396.56x = 282,270,931,069.98
  5. Step 5: Solve for x
    x = 282,270,931,069.98/786,396.56
  6. Step 6: Final answer
    x = 358,942.22

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Double scale
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1.5x scale

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.