Home / 713,241.60-1,070,467.20-292,819.20

Finding the Fourth Proportional to 713,241.60, 1,070,467.20 and 292,819.20

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Solution

The fourth proportional to 713,241.60, 1,070,467.20 and 292,819.20 is: 439,477.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,241.60 : 1,070,467.20 = 292,819.20 : x
  2. Step 2: Convert to fraction form
    713,241.60/1,070,467.20 = 292,819.20/x
  3. Step 3: Cross multiply
    713,241.60x = 1,070,467.20 × 292,819.20
  4. Step 4: Simplify right side
    713,241.60x = 313,453,349,130.24
  5. Step 5: Solve for x
    x = 313,453,349,130.24/713,241.60
  6. Step 6: Final answer
    x = 439,477.10

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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.