Home / 983,501.88-1,357,088.22-553,696.44

Finding the Fourth Proportional to 983,501.88, 1,357,088.22 and 553,696.44

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Solution

The fourth proportional to 983,501.88, 1,357,088.22 and 553,696.44 is: 764,019.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,501.88 : 1,357,088.22 = 553,696.44 : x
  2. Step 2: Convert to fraction form
    983,501.88/1,357,088.22 = 553,696.44/x
  3. Step 3: Cross multiply
    983,501.88x = 1,357,088.22 × 553,696.44
  4. Step 4: Simplify right side
    983,501.88x = 751,414,916,179.94
  5. Step 5: Solve for x
    x = 751,414,916,179.94/983,501.88
  6. Step 6: Final answer
    x = 764,019.81

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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.