Home / 768,612.44-1,154,668.26-556,036.04

Finding the Fourth Proportional to 768,612.44, 1,154,668.26 and 556,036.04

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Solution

The fourth proportional to 768,612.44, 1,154,668.26 and 556,036.04 is: 835,319.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,612.44 : 1,154,668.26 = 556,036.04 : x
  2. Step 2: Convert to fraction form
    768,612.44/1,154,668.26 = 556,036.04/x
  3. Step 3: Cross multiply
    768,612.44x = 1,154,668.26 × 556,036.04
  4. Step 4: Simplify right side
    768,612.44x = 642,037,166,804.09
  5. Step 5: Solve for x
    x = 642,037,166,804.09/768,612.44
  6. Step 6: Final answer
    x = 835,319.77

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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.