Home / 470,829.20-705,984.60-155,123.60

Finding the Fourth Proportional to 470,829.20, 705,984.60 and 155,123.60

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Solution

The fourth proportional to 470,829.20, 705,984.60 and 155,123.60 is: 232,600.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,829.20 : 705,984.60 = 155,123.60 : x
  2. Step 2: Convert to fraction form
    470,829.20/705,984.60 = 155,123.60/x
  3. Step 3: Cross multiply
    470,829.20x = 705,984.60 × 155,123.60
  4. Step 4: Simplify right side
    470,829.20x = 109,514,872,696.56
  5. Step 5: Solve for x
    x = 109,514,872,696.56/470,829.20
  6. Step 6: Final answer
    x = 232,600.00

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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.