Home / 923,353.69-1,385,518.20-655,214.50

Finding the Fourth Proportional to 923,353.69, 1,385,518.20 and 655,214.50

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Solution

The fourth proportional to 923,353.69, 1,385,518.20 and 655,214.50 is: 983,167.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,353.69 : 1,385,518.20 = 655,214.50 : x
  2. Step 2: Convert to fraction form
    923,353.69/1,385,518.20 = 655,214.50/x
  3. Step 3: Cross multiply
    923,353.69x = 1,385,518.20 × 655,214.50
  4. Step 4: Simplify right side
    923,353.69x = 907,811,614,653.90
  5. Step 5: Solve for x
    x = 907,811,614,653.90/923,353.69
  6. Step 6: Final answer
    x = 983,167.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.