Home / 626,041.59-939,078.56-170,636.57

Finding the Fourth Proportional to 626,041.59, 939,078.56 and 170,636.57

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Solution

The fourth proportional to 626,041.59, 939,078.56 and 170,636.57 is: 255,959.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,041.59 : 939,078.56 = 170,636.57 : x
  2. Step 2: Convert to fraction form
    626,041.59/939,078.56 = 170,636.57/x
  3. Step 3: Cross multiply
    626,041.59x = 939,078.56 × 170,636.57
  4. Step 4: Simplify right side
    626,041.59x = 160,241,148,974.00
  5. Step 5: Solve for x
    x = 160,241,148,974.00/626,041.59
  6. Step 6: Final answer
    x = 255,959.27

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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.