Home / 629,068.40-939,041.72-582,239.32

Finding the Fourth Proportional to 629,068.40, 939,041.72 and 582,239.32

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Solution

The fourth proportional to 629,068.40, 939,041.72 and 582,239.32 is: 869,137.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,068.40 : 939,041.72 = 582,239.32 : x
  2. Step 2: Convert to fraction form
    629,068.40/939,041.72 = 582,239.32/x
  3. Step 3: Cross multiply
    629,068.40x = 939,041.72 × 582,239.32
  4. Step 4: Simplify right side
    629,068.40x = 546,747,012,504.43
  5. Step 5: Solve for x
    x = 546,747,012,504.43/629,068.40
  6. Step 6: Final answer
    x = 869,137.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.