Home / 983,624.49-1,357,375.26-553,895.37

Finding the Fourth Proportional to 983,624.49, 1,357,375.26 and 553,895.37

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Solution

The fourth proportional to 983,624.49, 1,357,375.26 and 553,895.37 is: 764,360.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,624.49 : 1,357,375.26 = 553,895.37 : x
  2. Step 2: Convert to fraction form
    983,624.49/1,357,375.26 = 553,895.37/x
  3. Step 3: Cross multiply
    983,624.49x = 1,357,375.26 × 553,895.37
  4. Step 4: Simplify right side
    983,624.49x = 751,843,871,866.55
  5. Step 5: Solve for x
    x = 751,843,871,866.55/983,624.49
  6. Step 6: Final answer
    x = 764,360.67

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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.