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Finding the Fourth Proportional to 692,609.46, 953,669.07 and 590,405.82

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Solution

The fourth proportional to 692,609.46, 953,669.07 and 590,405.82 is: 812,942.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,609.46 : 953,669.07 = 590,405.82 : x
  2. Step 2: Convert to fraction form
    692,609.46/953,669.07 = 590,405.82/x
  3. Step 3: Cross multiply
    692,609.46x = 953,669.07 × 590,405.82
  4. Step 4: Simplify right side
    692,609.46x = 563,051,769,281.99
  5. Step 5: Solve for x
    x = 563,051,769,281.99/692,609.46
  6. Step 6: Final answer
    x = 812,942.65

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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.