Home / 531,840.83-734,058.69-338,209.30

Finding the Fourth Proportional to 531,840.83, 734,058.69 and 338,209.30

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Solution

The fourth proportional to 531,840.83, 734,058.69 and 338,209.30 is: 466,804.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,840.83 : 734,058.69 = 338,209.30 : x
  2. Step 2: Convert to fraction form
    531,840.83/734,058.69 = 338,209.30/x
  3. Step 3: Cross multiply
    531,840.83x = 734,058.69 × 338,209.30
  4. Step 4: Simplify right side
    531,840.83x = 248,265,475,703.82
  5. Step 5: Solve for x
    x = 248,265,475,703.82/531,840.83
  6. Step 6: Final answer
    x = 466,804.09

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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.