Home / 338,365.09-507,548.02-101,707.77

Finding the Fourth Proportional to 338,365.09, 507,548.02 and 101,707.77

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Solution

The fourth proportional to 338,365.09, 507,548.02 and 101,707.77 is: 152,561.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,365.09 : 507,548.02 = 101,707.77 : x
  2. Step 2: Convert to fraction form
    338,365.09/507,548.02 = 101,707.77/x
  3. Step 3: Cross multiply
    338,365.09x = 507,548.02 × 101,707.77
  4. Step 4: Simplify right side
    338,365.09x = 51,621,577,282.12
  5. Step 5: Solve for x
    x = 51,621,577,282.12/338,365.09
  6. Step 6: Final answer
    x = 152,561.77

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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.