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Finding the Fourth Proportional to 543,706.29, 750,314.75 and 302,011.34

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Solution

The fourth proportional to 543,706.29, 750,314.75 and 302,011.34 is: 416,775.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,706.29 : 750,314.75 = 302,011.34 : x
  2. Step 2: Convert to fraction form
    543,706.29/750,314.75 = 302,011.34/x
  3. Step 3: Cross multiply
    543,706.29x = 750,314.75 × 302,011.34
  4. Step 4: Simplify right side
    543,706.29x = 226,603,557,807.64
  5. Step 5: Solve for x
    x = 226,603,557,807.64/543,706.29
  6. Step 6: Final answer
    x = 416,775.68

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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.