Home / 495,285.48-683,526.62-277,511.61

Finding the Fourth Proportional to 495,285.48, 683,526.62 and 277,511.61

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Solution

The fourth proportional to 495,285.48, 683,526.62 and 277,511.61 is: 382,984.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,285.48 : 683,526.62 = 277,511.61 : x
  2. Step 2: Convert to fraction form
    495,285.48/683,526.62 = 277,511.61/x
  3. Step 3: Cross multiply
    495,285.48x = 683,526.62 × 277,511.61
  4. Step 4: Simplify right side
    495,285.48x = 189,686,573,487.84
  5. Step 5: Solve for x
    x = 189,686,573,487.84/495,285.48
  6. Step 6: Final answer
    x = 382,984.32

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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.