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Finding the Fourth Proportional to 647,596.70, 971,395.05 and 606,124.70

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Solution

The fourth proportional to 647,596.70, 971,395.05 and 606,124.70 is: 909,187.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,596.70 : 971,395.05 = 606,124.70 : x
  2. Step 2: Convert to fraction form
    647,596.70/971,395.05 = 606,124.70/x
  3. Step 3: Cross multiply
    647,596.70x = 971,395.05 × 606,124.70
  4. Step 4: Simplify right side
    647,596.70x = 588,786,533,262.74
  5. Step 5: Solve for x
    x = 588,786,533,262.74/647,596.70
  6. Step 6: Final answer
    x = 909,187.05

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Similar ratio
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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.