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Finding the Fourth Proportional to 614,009.84, 847,100.68 and 372,204.24

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Solution

The fourth proportional to 614,009.84, 847,100.68 and 372,204.24 is: 513,500.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,009.84 : 847,100.68 = 372,204.24 : x
  2. Step 2: Convert to fraction form
    614,009.84/847,100.68 = 372,204.24/x
  3. Step 3: Cross multiply
    614,009.84x = 847,100.68 × 372,204.24
  4. Step 4: Simplify right side
    614,009.84x = 315,294,464,802.88
  5. Step 5: Solve for x
    x = 315,294,464,802.88/614,009.84
  6. Step 6: Final answer
    x = 513,500.67

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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.