Home / 692,000.68-954,973.38-405,601.96

Finding the Fourth Proportional to 692,000.68, 954,973.38 and 405,601.96

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Solution

The fourth proportional to 692,000.68, 954,973.38 and 405,601.96 is: 559,738.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,000.68 : 954,973.38 = 405,601.96 : x
  2. Step 2: Convert to fraction form
    692,000.68/954,973.38 = 405,601.96/x
  3. Step 3: Cross multiply
    692,000.68x = 954,973.38 × 405,601.96
  4. Step 4: Simplify right side
    692,000.68x = 387,339,074,675.83
  5. Step 5: Solve for x
    x = 387,339,074,675.83/692,000.68
  6. Step 6: Final answer
    x = 559,738.00

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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.