Home / 838,531.62-1,157,181.93-480,766.50

Finding the Fourth Proportional to 838,531.62, 1,157,181.93 and 480,766.50

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Solution

The fourth proportional to 838,531.62, 1,157,181.93 and 480,766.50 is: 663,462.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,531.62 : 1,157,181.93 = 480,766.50 : x
  2. Step 2: Convert to fraction form
    838,531.62/1,157,181.93 = 480,766.50/x
  3. Step 3: Cross multiply
    838,531.62x = 1,157,181.93 × 480,766.50
  4. Step 4: Simplify right side
    838,531.62x = 556,334,306,349.35
  5. Step 5: Solve for x
    x = 556,334,306,349.35/838,531.62
  6. Step 6: Final answer
    x = 663,462.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.