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Finding the Fourth Proportional to 186,296.16, 279,444.96 and 97,575.84

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Solution

The fourth proportional to 186,296.16, 279,444.96 and 97,575.84 is: 146,364.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,296.16 : 279,444.96 = 97,575.84 : x
  2. Step 2: Convert to fraction form
    186,296.16/279,444.96 = 97,575.84/x
  3. Step 3: Cross multiply
    186,296.16x = 279,444.96 × 97,575.84
  4. Step 4: Simplify right side
    186,296.16x = 27,267,076,705.77
  5. Step 5: Solve for x
    x = 27,267,076,705.77/186,296.16
  6. Step 6: Final answer
    x = 146,364.14

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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.