Home / 742,584-1,113,897.87-181,618.50

Finding the Fourth Proportional to 742,584, 1,113,897.87 and 181,618.50

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Solution

The fourth proportional to 742,584, 1,113,897.87 and 181,618.50 is: 272,433.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,584 : 1,113,897.87 = 181,618.50 : x
  2. Step 2: Convert to fraction form
    742,584/1,113,897.87 = 181,618.50/x
  3. Step 3: Cross multiply
    742,584x = 1,113,897.87 × 181,618.50
  4. Step 4: Simplify right side
    742,584x = 202,304,460,302.60
  5. Step 5: Solve for x
    x = 202,304,460,302.60/742,584
  6. Step 6: Final answer
    x = 272,433.10

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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.