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Finding the Fourth Proportional to 536,240.58, 740,020.91 and 294,545.49

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Solution

The fourth proportional to 536,240.58, 740,020.91 and 294,545.49 is: 406,477.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,240.58 : 740,020.91 = 294,545.49 : x
  2. Step 2: Convert to fraction form
    536,240.58/740,020.91 = 294,545.49/x
  3. Step 3: Cross multiply
    536,240.58x = 740,020.91 × 294,545.49
  4. Step 4: Simplify right side
    536,240.58x = 217,969,820,073.47
  5. Step 5: Solve for x
    x = 217,969,820,073.47/536,240.58
  6. Step 6: Final answer
    x = 406,477.67

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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.