Home / 277,572.20-382,807.46-223,841.64

Finding the Fourth Proportional to 277,572.20, 382,807.46 and 223,841.64

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Solution

The fourth proportional to 277,572.20, 382,807.46 and 223,841.64 is: 308,706.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,572.20 : 382,807.46 = 223,841.64 : x
  2. Step 2: Convert to fraction form
    277,572.20/382,807.46 = 223,841.64/x
  3. Step 3: Cross multiply
    277,572.20x = 382,807.46 × 223,841.64
  4. Step 4: Simplify right side
    277,572.20x = 85,688,249,650.63
  5. Step 5: Solve for x
    x = 85,688,249,650.63/277,572.20
  6. Step 6: Final answer
    x = 308,706.17

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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.