Home / 744,276.30-1,116,783.35-294,987.22

Finding the Fourth Proportional to 744,276.30, 1,116,783.35 and 294,987.22

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Solution

The fourth proportional to 744,276.30, 1,116,783.35 and 294,987.22 is: 442,627.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,276.30 : 1,116,783.35 = 294,987.22 : x
  2. Step 2: Convert to fraction form
    744,276.30/1,116,783.35 = 294,987.22/x
  3. Step 3: Cross multiply
    744,276.30x = 1,116,783.35 × 294,987.22
  4. Step 4: Simplify right side
    744,276.30x = 329,436,812,598.10
  5. Step 5: Solve for x
    x = 329,436,812,598.10/744,276.30
  6. Step 6: Final answer
    x = 442,627.04

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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.