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Finding the Fourth Proportional to 508,345.18, 762,523.24 and 153,362.28

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Solution

The fourth proportional to 508,345.18, 762,523.24 and 153,362.28 is: 230,045.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,345.18 : 762,523.24 = 153,362.28 : x
  2. Step 2: Convert to fraction form
    508,345.18/762,523.24 = 153,362.28/x
  3. Step 3: Cross multiply
    508,345.18x = 762,523.24 × 153,362.28
  4. Step 4: Simplify right side
    508,345.18x = 116,942,302,639.39
  5. Step 5: Solve for x
    x = 116,942,302,639.39/508,345.18
  6. Step 6: Final answer
    x = 230,045.07

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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.