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Finding the Fourth Proportional to 605,784.48, 835,988.28 and 333,862.32

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Solution

The fourth proportional to 605,784.48, 835,988.28 and 333,862.32 is: 460,733.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,784.48 : 835,988.28 = 333,862.32 : x
  2. Step 2: Convert to fraction form
    605,784.48/835,988.28 = 333,862.32/x
  3. Step 3: Cross multiply
    605,784.48x = 835,988.28 × 333,862.32
  4. Step 4: Simplify right side
    605,784.48x = 279,104,986,653.61
  5. Step 5: Solve for x
    x = 279,104,986,653.61/605,784.48
  6. Step 6: Final answer
    x = 460,733.14

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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.