Home / 623,143.48-934,715.22-149,828.83

Finding the Fourth Proportional to 623,143.48, 934,715.22 and 149,828.83

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Solution

The fourth proportional to 623,143.48, 934,715.22 and 149,828.83 is: 224,743.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,143.48 : 934,715.22 = 149,828.83 : x
  2. Step 2: Convert to fraction form
    623,143.48/934,715.22 = 149,828.83/x
  3. Step 3: Cross multiply
    623,143.48x = 934,715.22 × 149,828.83
  4. Step 4: Simplify right side
    623,143.48x = 140,047,287,795.79
  5. Step 5: Solve for x
    x = 140,047,287,795.79/623,143.48
  6. Step 6: Final answer
    x = 224,743.25

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Double scale
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Similar ratio
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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.