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Finding the Fourth Proportional to 623,846.20, 934,019.70 and 606,350.20

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Solution

The fourth proportional to 623,846.20, 934,019.70 and 606,350.20 is: 907,824.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,846.20 : 934,019.70 = 606,350.20 : x
  2. Step 2: Convert to fraction form
    623,846.20/934,019.70 = 606,350.20/x
  3. Step 3: Cross multiply
    623,846.20x = 934,019.70 × 606,350.20
  4. Step 4: Simplify right side
    623,846.20x = 566,343,031,898.94
  5. Step 5: Solve for x
    x = 566,343,031,898.94/623,846.20
  6. Step 6: Final answer
    x = 907,824.77

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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.