Home / 417,586.35-576,281.96-245,472.74

Finding the Fourth Proportional to 417,586.35, 576,281.96 and 245,472.74

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Solution

The fourth proportional to 417,586.35, 576,281.96 and 245,472.74 is: 338,759.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,586.35 : 576,281.96 = 245,472.74 : x
  2. Step 2: Convert to fraction form
    417,586.35/576,281.96 = 245,472.74/x
  3. Step 3: Cross multiply
    417,586.35x = 576,281.96 × 245,472.74
  4. Step 4: Simplify right side
    417,586.35x = 141,461,507,625.00
  5. Step 5: Solve for x
    x = 141,461,507,625.00/417,586.35
  6. Step 6: Final answer
    x = 338,759.89

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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.