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Finding the Fourth Proportional to 566,657.40, 849,986.10 and 192,680.40

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Solution

The fourth proportional to 566,657.40, 849,986.10 and 192,680.40 is: 289,020.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,657.40 : 849,986.10 = 192,680.40 : x
  2. Step 2: Convert to fraction form
    566,657.40/849,986.10 = 192,680.40/x
  3. Step 3: Cross multiply
    566,657.40x = 849,986.10 × 192,680.40
  4. Step 4: Simplify right side
    566,657.40x = 163,775,661,742.44
  5. Step 5: Solve for x
    x = 163,775,661,742.44/566,657.40
  6. Step 6: Final answer
    x = 289,020.60

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Double scale
Find fourth proportional to 566,658.40, 849,987.60 and 192,681.40
Similar ratio
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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.