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Finding the Fourth Proportional to 586,291.35, 808,967.04 and 368,373.77

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Solution

The fourth proportional to 586,291.35, 808,967.04 and 368,373.77 is: 508,283.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,291.35 : 808,967.04 = 368,373.77 : x
  2. Step 2: Convert to fraction form
    586,291.35/808,967.04 = 368,373.77/x
  3. Step 3: Cross multiply
    586,291.35x = 808,967.04 × 368,373.77
  4. Step 4: Simplify right side
    586,291.35x = 298,002,238,330.54
  5. Step 5: Solve for x
    x = 298,002,238,330.54/586,291.35
  6. Step 6: Final answer
    x = 508,283.53

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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.