Home / 705,811.58-974,017.86-383,522.66

Finding the Fourth Proportional to 705,811.58, 974,017.86 and 383,522.66

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Solution

The fourth proportional to 705,811.58, 974,017.86 and 383,522.66 is: 529,260.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,811.58 : 974,017.86 = 383,522.66 : x
  2. Step 2: Convert to fraction form
    705,811.58/974,017.86 = 383,522.66/x
  3. Step 3: Cross multiply
    705,811.58x = 974,017.86 × 383,522.66
  4. Step 4: Simplify right side
    705,811.58x = 373,557,920,554.71
  5. Step 5: Solve for x
    x = 373,557,920,554.71/705,811.58
  6. Step 6: Final answer
    x = 529,260.12

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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.