Home / 705,946.21-974,211.89-383,656.37

Finding the Fourth Proportional to 705,946.21, 974,211.89 and 383,656.37

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Solution

The fourth proportional to 705,946.21, 974,211.89 and 383,656.37 is: 529,449.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,946.21 : 974,211.89 = 383,656.37 : x
  2. Step 2: Convert to fraction form
    705,946.21/974,211.89 = 383,656.37/x
  3. Step 3: Cross multiply
    705,946.21x = 974,211.89 × 383,656.37
  4. Step 4: Simplify right side
    705,946.21x = 373,762,597,328.24
  5. Step 5: Solve for x
    x = 373,762,597,328.24/705,946.21
  6. Step 6: Final answer
    x = 529,449.12

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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.