Home / 839,262.33-1,158,182.15-457,289.15

Finding the Fourth Proportional to 839,262.33, 1,158,182.15 and 457,289.15

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Solution

The fourth proportional to 839,262.33, 1,158,182.15 and 457,289.15 is: 631,059.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,262.33 : 1,158,182.15 = 457,289.15 : x
  2. Step 2: Convert to fraction form
    839,262.33/1,158,182.15 = 457,289.15/x
  3. Step 3: Cross multiply
    839,262.33x = 1,158,182.15 × 457,289.15
  4. Step 4: Simplify right side
    839,262.33x = 529,624,122,841.32
  5. Step 5: Solve for x
    x = 529,624,122,841.32/839,262.33
  6. Step 6: Final answer
    x = 631,059.09

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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.