Home / 705,970.27-974,246.50-383,680.38

Finding the Fourth Proportional to 705,970.27, 974,246.50 and 383,680.38

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Solution

The fourth proportional to 705,970.27, 974,246.50 and 383,680.38 is: 529,483.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,970.27 : 974,246.50 = 383,680.38 : x
  2. Step 2: Convert to fraction form
    705,970.27/974,246.50 = 383,680.38/x
  3. Step 3: Cross multiply
    705,970.27x = 974,246.50 × 383,680.38
  4. Step 4: Simplify right side
    705,970.27x = 373,799,267,333.67
  5. Step 5: Solve for x
    x = 373,799,267,333.67/705,970.27
  6. Step 6: Final answer
    x = 529,483.02

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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.