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Finding the Fourth Proportional to 293,852.04, 440,778.14 and 193,988.86

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Solution

The fourth proportional to 293,852.04, 440,778.14 and 193,988.86 is: 290,983.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,852.04 : 440,778.14 = 193,988.86 : x
  2. Step 2: Convert to fraction form
    293,852.04/440,778.14 = 193,988.86/x
  3. Step 3: Cross multiply
    293,852.04x = 440,778.14 × 193,988.86
  4. Step 4: Simplify right side
    293,852.04x = 85,506,047,547.09
  5. Step 5: Solve for x
    x = 85,506,047,547.09/293,852.04
  6. Step 6: Final answer
    x = 290,983.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.