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Finding the Fourth Proportional to 700,247.85, 964,308.21 and 608,325.21

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Solution

The fourth proportional to 700,247.85, 964,308.21 and 608,325.21 is: 837,721.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,247.85 : 964,308.21 = 608,325.21 : x
  2. Step 2: Convert to fraction form
    700,247.85/964,308.21 = 608,325.21/x
  3. Step 3: Cross multiply
    700,247.85x = 964,308.21 × 608,325.21
  4. Step 4: Simplify right side
    700,247.85x = 586,612,994,352.97
  5. Step 5: Solve for x
    x = 586,612,994,352.97/700,247.85
  6. Step 6: Final answer
    x = 837,721.95

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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.