Home / 537,923.74-742,305.36-296,160.40

Finding the Fourth Proportional to 537,923.74, 742,305.36 and 296,160.40

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Solution

The fourth proportional to 537,923.74, 742,305.36 and 296,160.40 is: 408,685.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,923.74 : 742,305.36 = 296,160.40 : x
  2. Step 2: Convert to fraction form
    537,923.74/742,305.36 = 296,160.40/x
  3. Step 3: Cross multiply
    537,923.74x = 742,305.36 × 296,160.40
  4. Step 4: Simplify right side
    537,923.74x = 219,841,452,339.74
  5. Step 5: Solve for x
    x = 219,841,452,339.74/537,923.74
  6. Step 6: Final answer
    x = 408,685.16

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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.