Home / 705,355.11-973,389.83-383,065.29

Finding the Fourth Proportional to 705,355.11, 973,389.83 and 383,065.29

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Solution

The fourth proportional to 705,355.11, 973,389.83 and 383,065.29 is: 528,629.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,355.11 : 973,389.83 = 383,065.29 : x
  2. Step 2: Convert to fraction form
    705,355.11/973,389.83 = 383,065.29/x
  3. Step 3: Cross multiply
    705,355.11x = 973,389.83 × 383,065.29
  4. Step 4: Simplify right side
    705,355.11x = 372,871,855,596.67
  5. Step 5: Solve for x
    x = 372,871,855,596.67/705,355.11
  6. Step 6: Final answer
    x = 528,629.98

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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.