Home / 766,355.24-1,057,602.93-426,823.52

Finding the Fourth Proportional to 766,355.24, 1,057,602.93 and 426,823.52

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Solution

The fourth proportional to 766,355.24, 1,057,602.93 and 426,823.52 is: 589,034.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,355.24 : 1,057,602.93 = 426,823.52 : x
  2. Step 2: Convert to fraction form
    766,355.24/1,057,602.93 = 426,823.52/x
  3. Step 3: Cross multiply
    766,355.24x = 1,057,602.93 × 426,823.52
  4. Step 4: Simplify right side
    766,355.24x = 451,409,805,344.91
  5. Step 5: Solve for x
    x = 451,409,805,344.91/766,355.24
  6. Step 6: Final answer
    x = 589,034.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.