Home / 669,009.42-922,884.25-410,944.53

Finding the Fourth Proportional to 669,009.42, 922,884.25 and 410,944.53

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Solution

The fourth proportional to 669,009.42, 922,884.25 and 410,944.53 is: 566,889.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,009.42 : 922,884.25 = 410,944.53 : x
  2. Step 2: Convert to fraction form
    669,009.42/922,884.25 = 410,944.53/x
  3. Step 3: Cross multiply
    669,009.42x = 922,884.25 × 410,944.53
  4. Step 4: Simplify right side
    669,009.42x = 379,254,234,360.65
  5. Step 5: Solve for x
    x = 379,254,234,360.65/669,009.42
  6. Step 6: Final answer
    x = 566,889.23

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Half scale
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Double scale
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Similar ratio
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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.