Home / 623,730.91-860,748.09-337,250.38

Finding the Fourth Proportional to 623,730.91, 860,748.09 and 337,250.38

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Solution

The fourth proportional to 623,730.91, 860,748.09 and 337,250.38 is: 465,405.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,730.91 : 860,748.09 = 337,250.38 : x
  2. Step 2: Convert to fraction form
    623,730.91/860,748.09 = 337,250.38/x
  3. Step 3: Cross multiply
    623,730.91x = 860,748.09 × 337,250.38
  4. Step 4: Simplify right side
    623,730.91x = 290,287,620,436.77
  5. Step 5: Solve for x
    x = 290,287,620,436.77/623,730.91
  6. Step 6: Final answer
    x = 465,405.22

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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.