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Finding the Fourth Proportional to 608,446.20, 910,919.70 and 590,950.20

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Solution

The fourth proportional to 608,446.20, 910,919.70 and 590,950.20 is: 884,726.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,446.20 : 910,919.70 = 590,950.20 : x
  2. Step 2: Convert to fraction form
    608,446.20/910,919.70 = 590,950.20/x
  3. Step 3: Cross multiply
    608,446.20x = 910,919.70 × 590,950.20
  4. Step 4: Simplify right side
    608,446.20x = 538,308,178,898.94
  5. Step 5: Solve for x
    x = 538,308,178,898.94/608,446.20
  6. Step 6: Final answer
    x = 884,726.01

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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.