Home / 328,460.07-453,357.47-185,303.16

Finding the Fourth Proportional to 328,460.07, 453,357.47 and 185,303.16

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Solution

The fourth proportional to 328,460.07, 453,357.47 and 185,303.16 is: 255,764.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,460.07 : 453,357.47 = 185,303.16 : x
  2. Step 2: Convert to fraction form
    328,460.07/453,357.47 = 185,303.16/x
  3. Step 3: Cross multiply
    328,460.07x = 453,357.47 × 185,303.16
  4. Step 4: Simplify right side
    328,460.07x = 84,008,570,563.77
  5. Step 5: Solve for x
    x = 84,008,570,563.77/328,460.07
  6. Step 6: Final answer
    x = 255,764.94

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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.