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Finding the Fourth Proportional to 651,733.51, 899,427.78 and 365,345.59

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Solution

The fourth proportional to 651,733.51, 899,427.78 and 365,345.59 is: 504,196.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,733.51 : 899,427.78 = 365,345.59 : x
  2. Step 2: Convert to fraction form
    651,733.51/899,427.78 = 365,345.59/x
  3. Step 3: Cross multiply
    651,733.51x = 899,427.78 × 365,345.59
  4. Step 4: Simplify right side
    651,733.51x = 328,601,972,946.49
  5. Step 5: Solve for x
    x = 328,601,972,946.49/651,733.51
  6. Step 6: Final answer
    x = 504,196.83

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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.