Home / 424,923.06-586,436.18-317,306.26

Finding the Fourth Proportional to 424,923.06, 586,436.18 and 317,306.26

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Solution

The fourth proportional to 424,923.06, 586,436.18 and 317,306.26 is: 437,914.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,923.06 : 586,436.18 = 317,306.26 : x
  2. Step 2: Convert to fraction form
    424,923.06/586,436.18 = 317,306.26/x
  3. Step 3: Cross multiply
    424,923.06x = 586,436.18 × 317,306.26
  4. Step 4: Simplify right side
    424,923.06x = 186,079,871,004.49
  5. Step 5: Solve for x
    x = 186,079,871,004.49/424,923.06
  6. Step 6: Final answer
    x = 437,914.27

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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.