Home / 495,528.81-683,848.52-277,741.47

Finding the Fourth Proportional to 495,528.81, 683,848.52 and 277,741.47

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Solution

The fourth proportional to 495,528.81, 683,848.52 and 277,741.47 is: 383,293.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,528.81 : 683,848.52 = 277,741.47 : x
  2. Step 2: Convert to fraction form
    495,528.81/683,848.52 = 277,741.47/x
  3. Step 3: Cross multiply
    495,528.81x = 683,848.52 × 277,741.47
  4. Step 4: Simplify right side
    495,528.81x = 189,933,095,381.65
  5. Step 5: Solve for x
    x = 189,933,095,381.65/495,528.81
  6. Step 6: Final answer
    x = 383,293.75

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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.