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Finding the Fourth Proportional to 538,096.54, 742,545.15 and 334,143.07

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Solution

The fourth proportional to 538,096.54, 742,545.15 and 334,143.07 is: 461,100.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,096.54 : 742,545.15 = 334,143.07 : x
  2. Step 2: Convert to fraction form
    538,096.54/742,545.15 = 334,143.07/x
  3. Step 3: Cross multiply
    538,096.54x = 742,545.15 × 334,143.07
  4. Step 4: Simplify right side
    538,096.54x = 248,116,318,041.81
  5. Step 5: Solve for x
    x = 248,116,318,041.81/538,096.54
  6. Step 6: Final answer
    x = 461,100.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.