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Finding the Fourth Proportional to 364,444.56, 546,705.72 and 154,103.76

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Solution

The fourth proportional to 364,444.56, 546,705.72 and 154,103.76 is: 231,172.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,444.56 : 546,705.72 = 154,103.76 : x
  2. Step 2: Convert to fraction form
    364,444.56/546,705.72 = 154,103.76/x
  3. Step 3: Cross multiply
    364,444.56x = 546,705.72 × 154,103.76
  4. Step 4: Simplify right side
    364,444.56x = 84,249,407,065.51
  5. Step 5: Solve for x
    x = 84,249,407,065.51/364,444.56
  6. Step 6: Final answer
    x = 231,172.08

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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.