Home / 705,460.66-973,542.86-383,177.05

Finding the Fourth Proportional to 705,460.66, 973,542.86 and 383,177.05

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Solution

The fourth proportional to 705,460.66, 973,542.86 and 383,177.05 is: 528,788.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,460.66 : 973,542.86 = 383,177.05 : x
  2. Step 2: Convert to fraction form
    705,460.66/973,542.86 = 383,177.05/x
  3. Step 3: Cross multiply
    705,460.66x = 973,542.86 × 383,177.05
  4. Step 4: Simplify right side
    705,460.66x = 373,039,281,143.36
  5. Step 5: Solve for x
    x = 373,039,281,143.36/705,460.66
  6. Step 6: Final answer
    x = 528,788.21

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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.