Home / 344,130.17-515,994.38-133,522.07

Finding the Fourth Proportional to 344,130.17, 515,994.38 and 133,522.07

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Solution

The fourth proportional to 344,130.17, 515,994.38 and 133,522.07 is: 200,205.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,130.17 : 515,994.38 = 133,522.07 : x
  2. Step 2: Convert to fraction form
    344,130.17/515,994.38 = 133,522.07/x
  3. Step 3: Cross multiply
    344,130.17x = 515,994.38 × 133,522.07
  4. Step 4: Simplify right side
    344,130.17x = 68,896,637,058.36
  5. Step 5: Solve for x
    x = 68,896,637,058.36/344,130.17
  6. Step 6: Final answer
    x = 200,205.16

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1.5x scale

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.