Home / 829,070.80-1,243,606.20-548,904.40

Finding the Fourth Proportional to 829,070.80, 1,243,606.20 and 548,904.40

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Solution

The fourth proportional to 829,070.80, 1,243,606.20 and 548,904.40 is: 823,356.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,070.80 : 1,243,606.20 = 548,904.40 : x
  2. Step 2: Convert to fraction form
    829,070.80/1,243,606.20 = 548,904.40/x
  3. Step 3: Cross multiply
    829,070.80x = 1,243,606.20 × 548,904.40
  4. Step 4: Simplify right side
    829,070.80x = 682,620,915,047.28
  5. Step 5: Solve for x
    x = 682,620,915,047.28/829,070.80
  6. Step 6: Final answer
    x = 823,356.60

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Similar ratio
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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.