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Finding the Fourth Proportional to 336,854.10, 464,842.32 and 191,646.21

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Solution

The fourth proportional to 336,854.10, 464,842.32 and 191,646.21 is: 264,462.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,854.10 : 464,842.32 = 191,646.21 : x
  2. Step 2: Convert to fraction form
    336,854.10/464,842.32 = 191,646.21/x
  3. Step 3: Cross multiply
    336,854.10x = 464,842.32 × 191,646.21
  4. Step 4: Simplify right side
    336,854.10x = 89,085,268,875.61
  5. Step 5: Solve for x
    x = 89,085,268,875.61/336,854.10
  6. Step 6: Final answer
    x = 264,462.47

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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.