Home / 629,423.40-946,467.90-526,780.20

Finding the Fourth Proportional to 629,423.40, 946,467.90 and 526,780.20

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Solution

The fourth proportional to 629,423.40, 946,467.90 and 526,780.20 is: 792,122.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,423.40 : 946,467.90 = 526,780.20 : x
  2. Step 2: Convert to fraction form
    629,423.40/946,467.90 = 526,780.20/x
  3. Step 3: Cross multiply
    629,423.40x = 946,467.90 × 526,780.20
  4. Step 4: Simplify right side
    629,423.40x = 498,580,549,655.58
  5. Step 5: Solve for x
    x = 498,580,549,655.58/629,423.40
  6. Step 6: Final answer
    x = 792,122.68

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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.