Home / 437,465.36-603,733.76-243,886.16

Finding the Fourth Proportional to 437,465.36, 603,733.76 and 243,886.16

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Solution

The fourth proportional to 437,465.36, 603,733.76 and 243,886.16 is: 336,580.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,465.36 : 603,733.76 = 243,886.16 : x
  2. Step 2: Convert to fraction form
    437,465.36/603,733.76 = 243,886.16/x
  3. Step 3: Cross multiply
    437,465.36x = 603,733.76 × 243,886.16
  4. Step 4: Simplify right side
    437,465.36x = 147,242,304,150.66
  5. Step 5: Solve for x
    x = 147,242,304,150.66/437,465.36
  6. Step 6: Final answer
    x = 336,580.49

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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.