Home / 623,130.47-934,695.71-149,815.83

Finding the Fourth Proportional to 623,130.47, 934,695.71 and 149,815.83

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Solution

The fourth proportional to 623,130.47, 934,695.71 and 149,815.83 is: 224,723.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,130.47 : 934,695.71 = 149,815.83 : x
  2. Step 2: Convert to fraction form
    623,130.47/934,695.71 = 149,815.83/x
  3. Step 3: Cross multiply
    623,130.47x = 934,695.71 × 149,815.83
  4. Step 4: Simplify right side
    623,130.47x = 140,032,213,965.63
  5. Step 5: Solve for x
    x = 140,032,213,965.63/623,130.47
  6. Step 6: Final answer
    x = 224,723.75

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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.