Home / 623,665.10-860,657.73-337,185.20

Finding the Fourth Proportional to 623,665.10, 860,657.73 and 337,185.20

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Solution

The fourth proportional to 623,665.10, 860,657.73 and 337,185.20 is: 465,315.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,665.10 : 860,657.73 = 337,185.20 : x
  2. Step 2: Convert to fraction form
    623,665.10/860,657.73 = 337,185.20/x
  3. Step 3: Cross multiply
    623,665.10x = 860,657.73 × 337,185.20
  4. Step 4: Simplify right side
    623,665.10x = 290,201,044,518.31
  5. Step 5: Solve for x
    x = 290,201,044,518.31/623,665.10
  6. Step 6: Final answer
    x = 465,315.51

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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.