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Finding the Fourth Proportional to 434,785.59, 600,004.19 and 243,799.07

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Solution

The fourth proportional to 434,785.59, 600,004.19 and 243,799.07 is: 336,442.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,785.59 : 600,004.19 = 243,799.07 : x
  2. Step 2: Convert to fraction form
    434,785.59/600,004.19 = 243,799.07/x
  3. Step 3: Cross multiply
    434,785.59x = 600,004.19 × 243,799.07
  4. Step 4: Simplify right side
    434,785.59x = 146,280,461,127.58
  5. Step 5: Solve for x
    x = 146,280,461,127.58/434,785.59
  6. Step 6: Final answer
    x = 336,442.75

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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.