Home / 368,435.02-508,436.74-205,088.93

Finding the Fourth Proportional to 368,435.02, 508,436.74 and 205,088.93

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Solution

The fourth proportional to 368,435.02, 508,436.74 and 205,088.93 is: 283,020.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,435.02 : 508,436.74 = 205,088.93 : x
  2. Step 2: Convert to fraction form
    368,435.02/508,436.74 = 205,088.93/x
  3. Step 3: Cross multiply
    368,435.02x = 508,436.74 × 205,088.93
  4. Step 4: Simplify right side
    368,435.02x = 104,274,748,883.25
  5. Step 5: Solve for x
    x = 104,274,748,883.25/368,435.02
  6. Step 6: Final answer
    x = 283,020.73

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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.