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Finding the Fourth Proportional to 598,417.45, 825,888.68 and 437,191.81

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Solution

The fourth proportional to 598,417.45, 825,888.68 and 437,191.81 is: 603,377.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,417.45 : 825,888.68 = 437,191.81 : x
  2. Step 2: Convert to fraction form
    598,417.45/825,888.68 = 437,191.81/x
  3. Step 3: Cross multiply
    598,417.45x = 825,888.68 × 437,191.81
  4. Step 4: Simplify right side
    598,417.45x = 361,071,766,867.71
  5. Step 5: Solve for x
    x = 361,071,766,867.71/598,417.45
  6. Step 6: Final answer
    x = 603,377.74

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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.