Home / 575,270.39-862,717.77-190,916.00

Finding the Fourth Proportional to 575,270.39, 862,717.77 and 190,916.00

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Solution

The fourth proportional to 575,270.39, 862,717.77 and 190,916.00 is: 286,311.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,270.39 : 862,717.77 = 190,916.00 : x
  2. Step 2: Convert to fraction form
    575,270.39/862,717.77 = 190,916.00/x
  3. Step 3: Cross multiply
    575,270.39x = 862,717.77 × 190,916.00
  4. Step 4: Simplify right side
    575,270.39x = 164,706,621,463.73
  5. Step 5: Solve for x
    x = 164,706,621,463.73/575,270.39
  6. Step 6: Final answer
    x = 286,311.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.