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Finding the Fourth Proportional to 623,840.70, 934,011.45 and 606,344.70

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Solution

The fourth proportional to 623,840.70, 934,011.45 and 606,344.70 is: 907,816.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,840.70 : 934,011.45 = 606,344.70 : x
  2. Step 2: Convert to fraction form
    623,840.70/934,011.45 = 606,344.70/x
  3. Step 3: Cross multiply
    623,840.70x = 934,011.45 × 606,344.70
  4. Step 4: Simplify right side
    623,840.70x = 566,332,892,446.82
  5. Step 5: Solve for x
    x = 566,332,892,446.82/623,840.70
  6. Step 6: Final answer
    x = 907,816.52

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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.