Home / 626,246.39-939,431.07-176,970.71

Finding the Fourth Proportional to 626,246.39, 939,431.07 and 176,970.71

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Solution

The fourth proportional to 626,246.39, 939,431.07 and 176,970.71 is: 265,473.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,246.39 : 939,431.07 = 176,970.71 : x
  2. Step 2: Convert to fraction form
    626,246.39/939,431.07 = 176,970.71/x
  3. Step 3: Cross multiply
    626,246.39x = 939,431.07 × 176,970.71
  4. Step 4: Simplify right side
    626,246.39x = 166,251,778,756.80
  5. Step 5: Solve for x
    x = 166,251,778,756.80/626,246.39
  6. Step 6: Final answer
    x = 265,473.43

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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.