Home / 899,076.34-1,240,749.69-536,710.51

Finding the Fourth Proportional to 899,076.34, 1,240,749.69 and 536,710.51

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Solution

The fourth proportional to 899,076.34, 1,240,749.69 and 536,710.51 is: 740,675.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,076.34 : 1,240,749.69 = 536,710.51 : x
  2. Step 2: Convert to fraction form
    899,076.34/1,240,749.69 = 536,710.51/x
  3. Step 3: Cross multiply
    899,076.34x = 1,240,749.69 × 536,710.51
  4. Step 4: Simplify right side
    899,076.34x = 665,923,392,698.49
  5. Step 5: Solve for x
    x = 665,923,392,698.49/899,076.34
  6. Step 6: Final answer
    x = 740,675.03

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Double scale
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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.