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Finding the Fourth Proportional to 440,647.86, 608,094.66 and 249,674.16

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Solution

The fourth proportional to 440,647.86, 608,094.66 and 249,674.16 is: 344,550.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,647.86 : 608,094.66 = 249,674.16 : x
  2. Step 2: Convert to fraction form
    440,647.86/608,094.66 = 249,674.16/x
  3. Step 3: Cross multiply
    440,647.86x = 608,094.66 × 249,674.16
  4. Step 4: Simplify right side
    440,647.86x = 151,825,523,435.99
  5. Step 5: Solve for x
    x = 151,825,523,435.99/440,647.86
  6. Step 6: Final answer
    x = 344,550.69

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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.