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Finding the Fourth Proportional to 716,416.68, 988,095.32 and 444,332

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Solution

The fourth proportional to 716,416.68, 988,095.32 and 444,332 is: 612,831.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,416.68 : 988,095.32 = 444,332 : x
  2. Step 2: Convert to fraction form
    716,416.68/988,095.32 = 444,332/x
  3. Step 3: Cross multiply
    716,416.68x = 988,095.32 × 444,332
  4. Step 4: Simplify right side
    716,416.68x = 439,042,369,726.24
  5. Step 5: Solve for x
    x = 439,042,369,726.24/716,416.68
  6. Step 6: Final answer
    x = 612,831.03

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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.