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Finding the Fourth Proportional to 560,685.93, 841,157.69 and 161,330.01

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Solution

The fourth proportional to 560,685.93, 841,157.69 and 161,330.01 is: 242,032.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,685.93 : 841,157.69 = 161,330.01 : x
  2. Step 2: Convert to fraction form
    560,685.93/841,157.69 = 161,330.01/x
  3. Step 3: Cross multiply
    560,685.93x = 841,157.69 × 161,330.01
  4. Step 4: Simplify right side
    560,685.93x = 135,703,977,732.63
  5. Step 5: Solve for x
    x = 135,703,977,732.63/560,685.93
  6. Step 6: Final answer
    x = 242,032.07

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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.