Home / 623,130.85-934,696.28-149,816.21

Finding the Fourth Proportional to 623,130.85, 934,696.28 and 149,816.21

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Solution

The fourth proportional to 623,130.85, 934,696.28 and 149,816.21 is: 224,724.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,130.85 : 934,696.28 = 149,816.21 : x
  2. Step 2: Convert to fraction form
    623,130.85/934,696.28 = 149,816.21/x
  3. Step 3: Cross multiply
    623,130.85x = 934,696.28 × 149,816.21
  4. Step 4: Simplify right side
    623,130.85x = 140,032,654,170.70
  5. Step 5: Solve for x
    x = 140,032,654,170.70/623,130.85
  6. Step 6: Final answer
    x = 224,724.32

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Half scale
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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.