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Finding the Fourth Proportional to 707,637.88, 976,382.22 and 593,378.68

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Solution

The fourth proportional to 707,637.88, 976,382.22 and 593,378.68 is: 818,730.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,637.88 : 976,382.22 = 593,378.68 : x
  2. Step 2: Convert to fraction form
    707,637.88/976,382.22 = 593,378.68/x
  3. Step 3: Cross multiply
    707,637.88x = 976,382.22 × 593,378.68
  4. Step 4: Simplify right side
    707,637.88x = 579,364,392,879.07
  5. Step 5: Solve for x
    x = 579,364,392,879.07/707,637.88
  6. Step 6: Final answer
    x = 818,730.04

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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.