Home / 283,228.04-390,892.02-170,058.08

Finding the Fourth Proportional to 283,228.04, 390,892.02 and 170,058.08

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Solution

The fourth proportional to 283,228.04, 390,892.02 and 170,058.08 is: 234,702.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,228.04 : 390,892.02 = 170,058.08 : x
  2. Step 2: Convert to fraction form
    283,228.04/390,892.02 = 170,058.08/x
  3. Step 3: Cross multiply
    283,228.04x = 390,892.02 × 170,058.08
  4. Step 4: Simplify right side
    283,228.04x = 66,474,346,408.52
  5. Step 5: Solve for x
    x = 66,474,346,408.52/283,228.04
  6. Step 6: Final answer
    x = 234,702.56

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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.