Home / 623,266.79-860,108.15-336,786.87

Finding the Fourth Proportional to 623,266.79, 860,108.15 and 336,786.87

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Solution

The fourth proportional to 623,266.79, 860,108.15 and 336,786.87 is: 464,765.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,266.79 : 860,108.15 = 336,786.87 : x
  2. Step 2: Convert to fraction form
    623,266.79/860,108.15 = 336,786.87/x
  3. Step 3: Cross multiply
    623,266.79x = 860,108.15 × 336,786.87
  4. Step 4: Simplify right side
    623,266.79x = 289,673,130,391.69
  5. Step 5: Solve for x
    x = 289,673,130,391.69/623,266.79
  6. Step 6: Final answer
    x = 464,765.87

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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.