Home / 437,070.09-603,175.32-243,477.56

Finding the Fourth Proportional to 437,070.09, 603,175.32 and 243,477.56

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Solution

The fourth proportional to 437,070.09, 603,175.32 and 243,477.56 is: 336,009.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,070.09 : 603,175.32 = 243,477.56 : x
  2. Step 2: Convert to fraction form
    437,070.09/603,175.32 = 243,477.56/x
  3. Step 3: Cross multiply
    437,070.09x = 603,175.32 × 243,477.56
  4. Step 4: Simplify right side
    437,070.09x = 146,859,655,165.82
  5. Step 5: Solve for x
    x = 146,859,655,165.82/437,070.09
  6. Step 6: Final answer
    x = 336,009.39

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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.