Home / 405,126.02-559,058.80-223,834.06

Finding the Fourth Proportional to 405,126.02, 559,058.80 and 223,834.06

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Solution

The fourth proportional to 405,126.02, 559,058.80 and 223,834.06 is: 308,882.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,126.02 : 559,058.80 = 223,834.06 : x
  2. Step 2: Convert to fraction form
    405,126.02/559,058.80 = 223,834.06/x
  3. Step 3: Cross multiply
    405,126.02x = 559,058.80 × 223,834.06
  4. Step 4: Simplify right side
    405,126.02x = 125,136,400,982.73
  5. Step 5: Solve for x
    x = 125,136,400,982.73/405,126.02
  6. Step 6: Final answer
    x = 308,882.66

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1.5x scale

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.