Home / 670,527.60-1,006,957.80-355,599.60

Finding the Fourth Proportional to 670,527.60, 1,006,957.80 and 355,599.60

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Solution

The fourth proportional to 670,527.60, 1,006,957.80 and 355,599.60 is: 534,017.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,527.60 : 1,006,957.80 = 355,599.60 : x
  2. Step 2: Convert to fraction form
    670,527.60/1,006,957.80 = 355,599.60/x
  3. Step 3: Cross multiply
    670,527.60x = 1,006,957.80 × 355,599.60
  4. Step 4: Simplify right side
    670,527.60x = 358,073,790,896.88
  5. Step 5: Solve for x
    x = 358,073,790,896.88/670,527.60
  6. Step 6: Final answer
    x = 534,017.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.