Home / 405,208.04-559,220.76-223,955.37

Finding the Fourth Proportional to 405,208.04, 559,220.76 and 223,955.37

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Solution

The fourth proportional to 405,208.04, 559,220.76 and 223,955.37 is: 309,077.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,208.04 : 559,220.76 = 223,955.37 : x
  2. Step 2: Convert to fraction form
    405,208.04/559,220.76 = 223,955.37/x
  3. Step 3: Cross multiply
    405,208.04x = 559,220.76 × 223,955.37
  4. Step 4: Simplify right side
    405,208.04x = 125,240,492,217.48
  5. Step 5: Solve for x
    x = 125,240,492,217.48/405,208.04
  6. Step 6: Final answer
    x = 309,077.02

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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.