Home / 830,292.34-1,240,889.39-606,124.84

Finding the Fourth Proportional to 830,292.34, 1,240,889.39 and 606,124.84

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Solution

The fourth proportional to 830,292.34, 1,240,889.39 and 606,124.84 is: 905,866.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,292.34 : 1,240,889.39 = 606,124.84 : x
  2. Step 2: Convert to fraction form
    830,292.34/1,240,889.39 = 606,124.84/x
  3. Step 3: Cross multiply
    830,292.34x = 1,240,889.39 × 606,124.84
  4. Step 4: Simplify right side
    830,292.34x = 752,133,882,971.45
  5. Step 5: Solve for x
    x = 752,133,882,971.45/830,292.34
  6. Step 6: Final answer
    x = 905,866.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.