Home / 459,423.18-633,911.08-268,399.66

Finding the Fourth Proportional to 459,423.18, 633,911.08 and 268,399.66

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Solution

The fourth proportional to 459,423.18, 633,911.08 and 268,399.66 is: 370,337.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,423.18 : 633,911.08 = 268,399.66 : x
  2. Step 2: Convert to fraction form
    459,423.18/633,911.08 = 268,399.66/x
  3. Step 3: Cross multiply
    459,423.18x = 633,911.08 × 268,399.66
  4. Step 4: Simplify right side
    459,423.18x = 170,141,518,342.23
  5. Step 5: Solve for x
    x = 170,141,518,342.23/459,423.18
  6. Step 6: Final answer
    x = 370,337.25

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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.