Home / 909,400.51-1,364,105.34-235,434.55

Finding the Fourth Proportional to 909,400.51, 1,364,105.34 and 235,434.55

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Solution

The fourth proportional to 909,400.51, 1,364,105.34 and 235,434.55 is: 353,153.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,400.51 : 1,364,105.34 = 235,434.55 : x
  2. Step 2: Convert to fraction form
    909,400.51/1,364,105.34 = 235,434.55/x
  3. Step 3: Cross multiply
    909,400.51x = 1,364,105.34 × 235,434.55
  4. Step 4: Simplify right side
    909,400.51x = 321,157,526,875.50
  5. Step 5: Solve for x
    x = 321,157,526,875.50/909,400.51
  6. Step 6: Final answer
    x = 353,153.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.