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Finding the Fourth Proportional to 585,656.86, 808,293.15 and 370,816.86

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Solution

The fourth proportional to 585,656.86, 808,293.15 and 370,816.86 is: 511,782.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,656.86 : 808,293.15 = 370,816.86 : x
  2. Step 2: Convert to fraction form
    585,656.86/808,293.15 = 370,816.86/x
  3. Step 3: Cross multiply
    585,656.86x = 808,293.15 × 370,816.86
  4. Step 4: Simplify right side
    585,656.86x = 299,728,727,842.51
  5. Step 5: Solve for x
    x = 299,728,727,842.51/585,656.86
  6. Step 6: Final answer
    x = 511,782.15

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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.