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Finding the Fourth Proportional to 602,988.93, 832,514.09 and 373,789.98

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Solution

The fourth proportional to 602,988.93, 832,514.09 and 373,789.98 is: 516,071.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,988.93 : 832,514.09 = 373,789.98 : x
  2. Step 2: Convert to fraction form
    602,988.93/832,514.09 = 373,789.98/x
  3. Step 3: Cross multiply
    602,988.93x = 832,514.09 × 373,789.98
  4. Step 4: Simplify right side
    602,988.93x = 311,185,423,181.87
  5. Step 5: Solve for x
    x = 311,185,423,181.87/602,988.93
  6. Step 6: Final answer
    x = 516,071.54

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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.