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Finding the Fourth Proportional to 265,094.73, 365,710.19 and 157,603.77

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Solution

The fourth proportional to 265,094.73, 365,710.19 and 157,603.77 is: 217,421.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,094.73 : 365,710.19 = 157,603.77 : x
  2. Step 2: Convert to fraction form
    265,094.73/365,710.19 = 157,603.77/x
  3. Step 3: Cross multiply
    265,094.73x = 365,710.19 × 157,603.77
  4. Step 4: Simplify right side
    265,094.73x = 57,637,303,883.40
  5. Step 5: Solve for x
    x = 57,637,303,883.40/265,094.73
  6. Step 6: Final answer
    x = 217,421.54

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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.