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Finding the Fourth Proportional to 586,083.51, 808,564.01 and 368,164.16

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Solution

The fourth proportional to 586,083.51, 808,564.01 and 368,164.16 is: 507,921.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,083.51 : 808,564.01 = 368,164.16 : x
  2. Step 2: Convert to fraction form
    586,083.51/808,564.01 = 368,164.16/x
  3. Step 3: Cross multiply
    586,083.51x = 808,564.01 × 368,164.16
  4. Step 4: Simplify right side
    586,083.51x = 297,684,283,664.24
  5. Step 5: Solve for x
    x = 297,684,283,664.24/586,083.51
  6. Step 6: Final answer
    x = 507,921.28

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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.