Home / 609,708.60-841,386.49-368,001.36

Finding the Fourth Proportional to 609,708.60, 841,386.49 and 368,001.36

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Solution

The fourth proportional to 609,708.60, 841,386.49 and 368,001.36 is: 507,835.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,708.60 : 841,386.49 = 368,001.36 : x
  2. Step 2: Convert to fraction form
    609,708.60/841,386.49 = 368,001.36/x
  3. Step 3: Cross multiply
    609,708.60x = 841,386.49 × 368,001.36
  4. Step 4: Simplify right side
    609,708.60x = 309,631,371,685.62
  5. Step 5: Solve for x
    x = 309,631,371,685.62/609,708.60
  6. Step 6: Final answer
    x = 507,835.01

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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.