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Finding the Fourth Proportional to 623,706.54, 935,675.19 and 197,349.71

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Solution

The fourth proportional to 623,706.54, 935,675.19 and 197,349.71 is: 296,061.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,706.54 : 935,675.19 = 197,349.71 : x
  2. Step 2: Convert to fraction form
    623,706.54/935,675.19 = 197,349.71/x
  3. Step 3: Cross multiply
    623,706.54x = 935,675.19 × 197,349.71
  4. Step 4: Simplify right side
    623,706.54x = 184,655,222,722.32
  5. Step 5: Solve for x
    x = 184,655,222,722.32/623,706.54
  6. Step 6: Final answer
    x = 296,061.07

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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.