Home / 588,774.45-812,506.44-330,615.51

Finding the Fourth Proportional to 588,774.45, 812,506.44 and 330,615.51

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Solution

The fourth proportional to 588,774.45, 812,506.44 and 330,615.51 is: 456,248.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,774.45 : 812,506.44 = 330,615.51 : x
  2. Step 2: Convert to fraction form
    588,774.45/812,506.44 = 330,615.51/x
  3. Step 3: Cross multiply
    588,774.45x = 812,506.44 × 330,615.51
  4. Step 4: Simplify right side
    588,774.45x = 268,627,231,038.88
  5. Step 5: Solve for x
    x = 268,627,231,038.88/588,774.45
  6. Step 6: Final answer
    x = 456,248.11

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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.