Home / 664,141.64-994,928.24-556,244.58

Finding the Fourth Proportional to 664,141.64, 994,928.24 and 556,244.58

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Solution

The fourth proportional to 664,141.64, 994,928.24 and 556,244.58 is: 833,291.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,141.64 : 994,928.24 = 556,244.58 : x
  2. Step 2: Convert to fraction form
    664,141.64/994,928.24 = 556,244.58/x
  3. Step 3: Cross multiply
    664,141.64x = 994,928.24 × 556,244.58
  4. Step 4: Simplify right side
    664,141.64x = 553,423,438,207.72
  5. Step 5: Solve for x
    x = 553,423,438,207.72/664,141.64
  6. Step 6: Final answer
    x = 833,291.29

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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.