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Finding the Fourth Proportional to 605,074.92, 907,612.14 and 249,698.28

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Solution

The fourth proportional to 605,074.92, 907,612.14 and 249,698.28 is: 374,547.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,074.92 : 907,612.14 = 249,698.28 : x
  2. Step 2: Convert to fraction form
    605,074.92/907,612.14 = 249,698.28/x
  3. Step 3: Cross multiply
    605,074.92x = 907,612.14 × 249,698.28
  4. Step 4: Simplify right side
    605,074.92x = 226,629,190,265.12
  5. Step 5: Solve for x
    x = 226,629,190,265.12/605,074.92
  6. Step 6: Final answer
    x = 374,547.32

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Similar ratio
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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.