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Finding the Fourth Proportional to 440,080.79, 607,313.48 and 249,131.12

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Solution

The fourth proportional to 440,080.79, 607,313.48 and 249,131.12 is: 343,802.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,080.79 : 607,313.48 = 249,131.12 : x
  2. Step 2: Convert to fraction form
    440,080.79/607,313.48 = 249,131.12/x
  3. Step 3: Cross multiply
    440,080.79x = 607,313.48 × 249,131.12
  4. Step 4: Simplify right side
    440,080.79x = 151,300,683,181.28
  5. Step 5: Solve for x
    x = 151,300,683,181.28/440,080.79
  6. Step 6: Final answer
    x = 343,802.07

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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.