Home / 623,819.48-935,077.97-452,627.60

Finding the Fourth Proportional to 623,819.48, 935,077.97 and 452,627.60

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Solution

The fourth proportional to 623,819.48, 935,077.97 and 452,627.60 is: 678,468.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,819.48 : 935,077.97 = 452,627.60 : x
  2. Step 2: Convert to fraction form
    623,819.48/935,077.97 = 452,627.60/x
  3. Step 3: Cross multiply
    623,819.48x = 935,077.97 × 452,627.60
  4. Step 4: Simplify right side
    623,819.48x = 423,242,090,435.44
  5. Step 5: Solve for x
    x = 423,242,090,435.44/623,819.48
  6. Step 6: Final answer
    x = 678,468.86

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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.