Home / 437,837.60-604,438.16-276,857.76

Finding the Fourth Proportional to 437,837.60, 604,438.16 and 276,857.76

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Solution

The fourth proportional to 437,837.60, 604,438.16 and 276,857.76 is: 382,204.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,837.60 : 604,438.16 = 276,857.76 : x
  2. Step 2: Convert to fraction form
    437,837.60/604,438.16 = 276,857.76/x
  3. Step 3: Cross multiply
    437,837.60x = 604,438.16 × 276,857.76
  4. Step 4: Simplify right side
    437,837.60x = 167,343,395,036.12
  5. Step 5: Solve for x
    x = 167,343,395,036.12/437,837.60
  6. Step 6: Final answer
    x = 382,204.26

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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.