Home / 714,475.04-985,939.92-412,651.04

Finding the Fourth Proportional to 714,475.04, 985,939.92 and 412,651.04

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Solution

The fourth proportional to 714,475.04, 985,939.92 and 412,651.04 is: 569,437.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,475.04 : 985,939.92 = 412,651.04 : x
  2. Step 2: Convert to fraction form
    714,475.04/985,939.92 = 412,651.04/x
  3. Step 3: Cross multiply
    714,475.04x = 985,939.92 × 412,651.04
  4. Step 4: Simplify right side
    714,475.04x = 406,849,133,365.52
  5. Step 5: Solve for x
    x = 406,849,133,365.52/714,475.04
  6. Step 6: Final answer
    x = 569,437.85

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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.