Home / 705,817.20-974,025.89-383,527.31

Finding the Fourth Proportional to 705,817.20, 974,025.89 and 383,527.31

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Solution

The fourth proportional to 705,817.20, 974,025.89 and 383,527.31 is: 529,266.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,817.20 : 974,025.89 = 383,527.31 : x
  2. Step 2: Convert to fraction form
    705,817.20/974,025.89 = 383,527.31/x
  3. Step 3: Cross multiply
    705,817.20x = 974,025.89 × 383,527.31
  4. Step 4: Simplify right side
    705,817.20x = 373,565,529,979.48
  5. Step 5: Solve for x
    x = 373,565,529,979.48/705,817.20
  6. Step 6: Final answer
    x = 529,266.69

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1.5x scale

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.