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Finding the Fourth Proportional to 556,185.33, 833,635.40 and 256,036.59

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Solution

The fourth proportional to 556,185.33, 833,635.40 and 256,036.59 is: 383,759.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,185.33 : 833,635.40 = 256,036.59 : x
  2. Step 2: Convert to fraction form
    556,185.33/833,635.40 = 256,036.59/x
  3. Step 3: Cross multiply
    556,185.33x = 833,635.40 × 256,036.59
  4. Step 4: Simplify right side
    556,185.33x = 213,441,163,839.10
  5. Step 5: Solve for x
    x = 213,441,163,839.10/556,185.33
  6. Step 6: Final answer
    x = 383,759.07

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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.