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Finding the Fourth Proportional to 707,234.43, 976,004.59 and 435,459.13

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Solution

The fourth proportional to 707,234.43, 976,004.59 and 435,459.13 is: 600,946.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,234.43 : 976,004.59 = 435,459.13 : x
  2. Step 2: Convert to fraction form
    707,234.43/976,004.59 = 435,459.13/x
  3. Step 3: Cross multiply
    707,234.43x = 976,004.59 × 435,459.13
  4. Step 4: Simplify right side
    707,234.43x = 425,010,102,580.09
  5. Step 5: Solve for x
    x = 425,010,102,580.09/707,234.43
  6. Step 6: Final answer
    x = 600,946.57

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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.