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Finding the Fourth Proportional to 450,809.16, 622,116.64 and 249,618.12

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Solution

The fourth proportional to 450,809.16, 622,116.64 and 249,618.12 is: 344,473.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,809.16 : 622,116.64 = 249,618.12 : x
  2. Step 2: Convert to fraction form
    450,809.16/622,116.64 = 249,618.12/x
  3. Step 3: Cross multiply
    450,809.16x = 622,116.64 × 249,618.12
  4. Step 4: Simplify right side
    450,809.16x = 155,291,582,672.50
  5. Step 5: Solve for x
    x = 155,291,582,672.50/450,809.16
  6. Step 6: Final answer
    x = 344,473.00

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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.