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Finding the Fourth Proportional to 560,924, 841,386 and 166,940

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Solution

The fourth proportional to 560,924, 841,386 and 166,940 is: 250,410

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,924 : 841,386 = 166,940 : x
  2. Step 2: Convert to fraction form
    560,924/841,386 = 166,940/x
  3. Step 3: Cross multiply
    560,924x = 841,386 × 166,940
  4. Step 4: Simplify right side
    560,924x = 140,460,978,840
  5. Step 5: Solve for x
    x = 140,460,978,840/560,924
  6. Step 6: Final answer
    x = 250,410

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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.