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Finding the Fourth Proportional to 369,585.93, 554,374.02 and 89,100.93

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Solution

The fourth proportional to 369,585.93, 554,374.02 and 89,100.93 is: 133,650.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,585.93 : 554,374.02 = 89,100.93 : x
  2. Step 2: Convert to fraction form
    369,585.93/554,374.02 = 89,100.93/x
  3. Step 3: Cross multiply
    369,585.93x = 554,374.02 × 89,100.93
  4. Step 4: Simplify right side
    369,585.93x = 49,395,240,749.84
  5. Step 5: Solve for x
    x = 49,395,240,749.84/369,585.93
  6. Step 6: Final answer
    x = 133,650.22

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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.