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Finding the Fourth Proportional to 713,842.64, 985,100.08 and 441,856.32

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Solution

The fourth proportional to 713,842.64, 985,100.08 and 441,856.32 is: 609,760.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,842.64 : 985,100.08 = 441,856.32 : x
  2. Step 2: Convert to fraction form
    713,842.64/985,100.08 = 441,856.32/x
  3. Step 3: Cross multiply
    713,842.64x = 985,100.08 × 441,856.32
  4. Step 4: Simplify right side
    713,842.64x = 435,272,696,180.51
  5. Step 5: Solve for x
    x = 435,272,696,180.51/713,842.64
  6. Step 6: Final answer
    x = 609,760.01

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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.