Home / 495,284.73-683,525.59-277,510.86

Finding the Fourth Proportional to 495,284.73, 683,525.59 and 277,510.86

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Solution

The fourth proportional to 495,284.73, 683,525.59 and 277,510.86 is: 382,983.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,284.73 : 683,525.59 = 277,510.86 : x
  2. Step 2: Convert to fraction form
    495,284.73/683,525.59 = 277,510.86/x
  3. Step 3: Cross multiply
    495,284.73x = 683,525.59 × 277,510.86
  4. Step 4: Simplify right side
    495,284.73x = 189,685,773,619.13
  5. Step 5: Solve for x
    x = 189,685,773,619.13/495,284.73
  6. Step 6: Final answer
    x = 382,983.29

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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.