Home / 776,590.56-1,071,517.68-436,934.88

Finding the Fourth Proportional to 776,590.56, 1,071,517.68 and 436,934.88

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Solution

The fourth proportional to 776,590.56, 1,071,517.68 and 436,934.88 is: 602,870.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,590.56 : 1,071,517.68 = 436,934.88 : x
  2. Step 2: Convert to fraction form
    776,590.56/1,071,517.68 = 436,934.88/x
  3. Step 3: Cross multiply
    776,590.56x = 1,071,517.68 × 436,934.88
  4. Step 4: Simplify right side
    776,590.56x = 468,183,448,928.68
  5. Step 5: Solve for x
    x = 468,183,448,928.68/776,590.56
  6. Step 6: Final answer
    x = 602,870.38

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.