Home / 430,720.45-594,234.79-430,056.16

Finding the Fourth Proportional to 430,720.45, 594,234.79 and 430,056.16

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Solution

The fourth proportional to 430,720.45, 594,234.79 and 430,056.16 is: 593,318.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,720.45 : 594,234.79 = 430,056.16 : x
  2. Step 2: Convert to fraction form
    430,720.45/594,234.79 = 430,056.16/x
  3. Step 3: Cross multiply
    430,720.45x = 594,234.79 × 430,056.16
  4. Step 4: Simplify right side
    430,720.45x = 255,554,331,925.81
  5. Step 5: Solve for x
    x = 255,554,331,925.81/430,720.45
  6. Step 6: Final answer
    x = 593,318.32

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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.