Home / 983,670.72-1,357,523.45-601,770.70

Finding the Fourth Proportional to 983,670.72, 1,357,523.45 and 601,770.70

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Solution

The fourth proportional to 983,670.72, 1,357,523.45 and 601,770.70 is: 830,478.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,670.72 : 1,357,523.45 = 601,770.70 : x
  2. Step 2: Convert to fraction form
    983,670.72/1,357,523.45 = 601,770.70/x
  3. Step 3: Cross multiply
    983,670.72x = 1,357,523.45 × 601,770.70
  4. Step 4: Simplify right side
    983,670.72x = 816,917,836,772.92
  5. Step 5: Solve for x
    x = 816,917,836,772.92/983,670.72
  6. Step 6: Final answer
    x = 830,478.96

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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.