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Finding the Fourth Proportional to 540,051, 745,270.38 and 301,587

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Solution

The fourth proportional to 540,051, 745,270.38 and 301,587 is: 416,190.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,051 : 745,270.38 = 301,587 : x
  2. Step 2: Convert to fraction form
    540,051/745,270.38 = 301,587/x
  3. Step 3: Cross multiply
    540,051x = 745,270.38 × 301,587
  4. Step 4: Simplify right side
    540,051x = 224,763,858,093.06
  5. Step 5: Solve for x
    x = 224,763,858,093.06/540,051
  6. Step 6: Final answer
    x = 416,190.06

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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.