Home / 829,784.34-1,244,161.06-349,765.18

Finding the Fourth Proportional to 829,784.34, 1,244,161.06 and 349,765.18

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Solution

The fourth proportional to 829,784.34, 1,244,161.06 and 349,765.18 is: 524,430.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,784.34 : 1,244,161.06 = 349,765.18 : x
  2. Step 2: Convert to fraction form
    829,784.34/1,244,161.06 = 349,765.18/x
  3. Step 3: Cross multiply
    829,784.34x = 1,244,161.06 × 349,765.18
  4. Step 4: Simplify right side
    829,784.34x = 435,164,217,099.89
  5. Step 5: Solve for x
    x = 435,164,217,099.89/829,784.34
  6. Step 6: Final answer
    x = 524,430.50

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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.