Home / 584,615.40-876,923.10-210,650.60

Finding the Fourth Proportional to 584,615.40, 876,923.10 and 210,650.60

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Solution

The fourth proportional to 584,615.40, 876,923.10 and 210,650.60 is: 315,975.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,615.40 : 876,923.10 = 210,650.60 : x
  2. Step 2: Convert to fraction form
    584,615.40/876,923.10 = 210,650.60/x
  3. Step 3: Cross multiply
    584,615.40x = 876,923.10 × 210,650.60
  4. Step 4: Simplify right side
    584,615.40x = 184,724,377,168.86
  5. Step 5: Solve for x
    x = 184,724,377,168.86/584,615.40
  6. Step 6: Final answer
    x = 315,975.90

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Half scale
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Double scale
Find fourth proportional to 584,616.40, 876,924.60 and 210,651.60
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.