Home / 963,749.70-1,445,624.55-683,813.70

Finding the Fourth Proportional to 963,749.70, 1,445,624.55 and 683,813.70

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Solution

The fourth proportional to 963,749.70, 1,445,624.55 and 683,813.70 is: 1,025,720.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,749.70 : 1,445,624.55 = 683,813.70 : x
  2. Step 2: Convert to fraction form
    963,749.70/1,445,624.55 = 683,813.70/x
  3. Step 3: Cross multiply
    963,749.70x = 1,445,624.55 × 683,813.70
  4. Step 4: Simplify right side
    963,749.70x = 988,537,872,346.34
  5. Step 5: Solve for x
    x = 988,537,872,346.34/963,749.70
  6. Step 6: Final answer
    x = 1,025,720.55

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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.