Home / 705,460.41-973,542.51-383,176.80

Finding the Fourth Proportional to 705,460.41, 973,542.51 and 383,176.80

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Solution

The fourth proportional to 705,460.41, 973,542.51 and 383,176.80 is: 528,787.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,460.41 : 973,542.51 = 383,176.80 : x
  2. Step 2: Convert to fraction form
    705,460.41/973,542.51 = 383,176.80/x
  3. Step 3: Cross multiply
    705,460.41x = 973,542.51 × 383,176.80
  4. Step 4: Simplify right side
    705,460.41x = 373,038,903,645.77
  5. Step 5: Solve for x
    x = 373,038,903,645.77/705,460.41
  6. Step 6: Final answer
    x = 528,787.86

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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.