Home / 776,137.92-1,071,068.64-436,606.17

Finding the Fourth Proportional to 776,137.92, 1,071,068.64 and 436,606.17

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Solution

The fourth proportional to 776,137.92, 1,071,068.64 and 436,606.17 is: 602,515.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,137.92 : 1,071,068.64 = 436,606.17 : x
  2. Step 2: Convert to fraction form
    776,137.92/1,071,068.64 = 436,606.17/x
  3. Step 3: Cross multiply
    776,137.92x = 1,071,068.64 × 436,606.17
  4. Step 4: Simplify right side
    776,137.92x = 467,635,176,717.51
  5. Step 5: Solve for x
    x = 467,635,176,717.51/776,137.92
  6. Step 6: Final answer
    x = 602,515.56

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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.