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Finding the Fourth Proportional to 662,328.16, 993,501.56 and 189,013.56

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Solution

The fourth proportional to 662,328.16, 993,501.56 and 189,013.56 is: 283,523.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,328.16 : 993,501.56 = 189,013.56 : x
  2. Step 2: Convert to fraction form
    662,328.16/993,501.56 = 189,013.56/x
  3. Step 3: Cross multiply
    662,328.16x = 993,501.56 × 189,013.56
  4. Step 4: Simplify right side
    662,328.16x = 187,785,266,721.15
  5. Step 5: Solve for x
    x = 187,785,266,721.15/662,328.16
  6. Step 6: Final answer
    x = 283,523.00

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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.