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Finding the Fourth Proportional to 560,712.96, 841,056.48 and 186,739.20

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Solution

The fourth proportional to 560,712.96, 841,056.48 and 186,739.20 is: 280,104.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,712.96 : 841,056.48 = 186,739.20 : x
  2. Step 2: Convert to fraction form
    560,712.96/841,056.48 = 186,739.20/x
  3. Step 3: Cross multiply
    560,712.96x = 841,056.48 × 186,739.20
  4. Step 4: Simplify right side
    560,712.96x = 157,058,214,230.02
  5. Step 5: Solve for x
    x = 157,058,214,230.02/560,712.96
  6. Step 6: Final answer
    x = 280,104.48

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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.