Home / 374,305.42-516,395.01-230,816.35

Finding the Fourth Proportional to 374,305.42, 516,395.01 and 230,816.35

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Solution

The fourth proportional to 374,305.42, 516,395.01 and 230,816.35 is: 318,436.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,305.42 : 516,395.01 = 230,816.35 : x
  2. Step 2: Convert to fraction form
    374,305.42/516,395.01 = 230,816.35/x
  3. Step 3: Cross multiply
    374,305.42x = 516,395.01 × 230,816.35
  4. Step 4: Simplify right side
    374,305.42x = 119,192,411,366.41
  5. Step 5: Solve for x
    x = 119,192,411,366.41/374,305.42
  6. Step 6: Final answer
    x = 318,436.24

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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.