Home / 627,538.02-866,009.16-341,058.12

Finding the Fourth Proportional to 627,538.02, 866,009.16 and 341,058.12

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Solution

The fourth proportional to 627,538.02, 866,009.16 and 341,058.12 is: 470,663.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,538.02 : 866,009.16 = 341,058.12 : x
  2. Step 2: Convert to fraction form
    627,538.02/866,009.16 = 341,058.12/x
  3. Step 3: Cross multiply
    627,538.02x = 866,009.16 × 341,058.12
  4. Step 4: Simplify right side
    627,538.02x = 295,359,456,012.38
  5. Step 5: Solve for x
    x = 295,359,456,012.38/627,538.02
  6. Step 6: Final answer
    x = 470,663.84

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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.