Home / 705,461.41-973,543.89-383,177.80

Finding the Fourth Proportional to 705,461.41, 973,543.89 and 383,177.80

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Solution

The fourth proportional to 705,461.41, 973,543.89 and 383,177.80 is: 528,789.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,461.41 : 973,543.89 = 383,177.80 : x
  2. Step 2: Convert to fraction form
    705,461.41/973,543.89 = 383,177.80/x
  3. Step 3: Cross multiply
    705,461.41x = 973,543.89 × 383,177.80
  4. Step 4: Simplify right side
    705,461.41x = 373,040,405,973.64
  5. Step 5: Solve for x
    x = 373,040,405,973.64/705,461.41
  6. Step 6: Final answer
    x = 528,789.24

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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.