Home / 711,078.60-981,303.84-424,545.24

Finding the Fourth Proportional to 711,078.60, 981,303.84 and 424,545.24

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Solution

The fourth proportional to 711,078.60, 981,303.84 and 424,545.24 is: 585,881.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,078.60 : 981,303.84 = 424,545.24 : x
  2. Step 2: Convert to fraction form
    711,078.60/981,303.84 = 424,545.24/x
  3. Step 3: Cross multiply
    711,078.60x = 981,303.84 × 424,545.24
  4. Step 4: Simplify right side
    711,078.60x = 416,607,874,265.72
  5. Step 5: Solve for x
    x = 416,607,874,265.72/711,078.60
  6. Step 6: Final answer
    x = 585,881.61

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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.