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Finding the Fourth Proportional to 508,071.02, 762,234.67 and 358,603.24

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Solution

The fourth proportional to 508,071.02, 762,234.67 and 358,603.24 is: 537,995.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,071.02 : 762,234.67 = 358,603.24 : x
  2. Step 2: Convert to fraction form
    508,071.02/762,234.67 = 358,603.24/x
  3. Step 3: Cross multiply
    508,071.02x = 762,234.67 × 358,603.24
  4. Step 4: Simplify right side
    508,071.02x = 273,339,822,302.33
  5. Step 5: Solve for x
    x = 273,339,822,302.33/508,071.02
  6. Step 6: Final answer
    x = 537,995.30

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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.