Home / 623,070.21-859,835.80-336,589.41

Finding the Fourth Proportional to 623,070.21, 859,835.80 and 336,589.41

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Solution

The fourth proportional to 623,070.21, 859,835.80 and 336,589.41 is: 464,492.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,070.21 : 859,835.80 = 336,589.41 : x
  2. Step 2: Convert to fraction form
    623,070.21/859,835.80 = 336,589.41/x
  3. Step 3: Cross multiply
    623,070.21x = 859,835.80 × 336,589.41
  4. Step 4: Simplify right side
    623,070.21x = 289,411,624,618.88
  5. Step 5: Solve for x
    x = 289,411,624,618.88/623,070.21
  6. Step 6: Final answer
    x = 464,492.80

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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.