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Finding the Fourth Proportional to 586,293.85, 808,970.49 and 368,376.28

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Solution

The fourth proportional to 586,293.85, 808,970.49 and 368,376.28 is: 508,287.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,293.85 : 808,970.49 = 368,376.28 : x
  2. Step 2: Convert to fraction form
    586,293.85/808,970.49 = 368,376.28/x
  3. Step 3: Cross multiply
    586,293.85x = 808,970.49 × 368,376.28
  4. Step 4: Simplify right side
    586,293.85x = 298,005,539,735.98
  5. Step 5: Solve for x
    x = 298,005,539,735.98/586,293.85
  6. Step 6: Final answer
    x = 508,287.00

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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.