Home / 423,216.12-583,310.90-403,285.24

Finding the Fourth Proportional to 423,216.12, 583,310.90 and 403,285.24

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Solution

The fourth proportional to 423,216.12, 583,310.90 and 403,285.24 is: 555,840.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,216.12 : 583,310.90 = 403,285.24 : x
  2. Step 2: Convert to fraction form
    423,216.12/583,310.90 = 403,285.24/x
  3. Step 3: Cross multiply
    423,216.12x = 583,310.90 × 403,285.24
  4. Step 4: Simplify right side
    423,216.12x = 235,240,676,301.12
  5. Step 5: Solve for x
    x = 235,240,676,301.12/423,216.12
  6. Step 6: Final answer
    x = 555,840.54

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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.