Home / 629,045.20-943,567.80-488,904.40

Finding the Fourth Proportional to 629,045.20, 943,567.80 and 488,904.40

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Solution

The fourth proportional to 629,045.20, 943,567.80 and 488,904.40 is: 733,356.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,045.20 : 943,567.80 = 488,904.40 : x
  2. Step 2: Convert to fraction form
    629,045.20/943,567.80 = 488,904.40/x
  3. Step 3: Cross multiply
    629,045.20x = 943,567.80 × 488,904.40
  4. Step 4: Simplify right side
    629,045.20x = 461,314,449,118.32
  5. Step 5: Solve for x
    x = 461,314,449,118.32/629,045.20
  6. Step 6: Final answer
    x = 733,356.60

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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.