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Finding the Fourth Proportional to 607,598.29, 910,604.71 and 439,684.21

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Solution

The fourth proportional to 607,598.29, 910,604.71 and 439,684.21 is: 658,952.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,598.29 : 910,604.71 = 439,684.21 : x
  2. Step 2: Convert to fraction form
    607,598.29/910,604.71 = 439,684.21/x
  3. Step 3: Cross multiply
    607,598.29x = 910,604.71 × 439,684.21
  4. Step 4: Simplify right side
    607,598.29x = 400,378,512,538.63
  5. Step 5: Solve for x
    x = 400,378,512,538.63/607,598.29
  6. Step 6: Final answer
    x = 658,952.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.