Home / 480,045.55-720,068.33-301,975.15

Finding the Fourth Proportional to 480,045.55, 720,068.33 and 301,975.15

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Solution

The fourth proportional to 480,045.55, 720,068.33 and 301,975.15 is: 452,962.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,045.55 : 720,068.33 = 301,975.15 : x
  2. Step 2: Convert to fraction form
    480,045.55/720,068.33 = 301,975.15/x
  3. Step 3: Cross multiply
    480,045.55x = 720,068.33 × 301,975.15
  4. Step 4: Simplify right side
    480,045.55x = 217,442,740,452.12
  5. Step 5: Solve for x
    x = 217,442,740,452.12/480,045.55
  6. Step 6: Final answer
    x = 452,962.73

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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.