Home / 649,118.88-973,678.47-175,804.40

Finding the Fourth Proportional to 649,118.88, 973,678.47 and 175,804.40

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Solution

The fourth proportional to 649,118.88, 973,678.47 and 175,804.40 is: 263,706.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,118.88 : 973,678.47 = 175,804.40 : x
  2. Step 2: Convert to fraction form
    649,118.88/973,678.47 = 175,804.40/x
  3. Step 3: Cross multiply
    649,118.88x = 973,678.47 × 175,804.40
  4. Step 4: Simplify right side
    649,118.88x = 171,176,954,342.88
  5. Step 5: Solve for x
    x = 171,176,954,342.88/649,118.88
  6. Step 6: Final answer
    x = 263,706.63

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Double scale
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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.