Home / 696,967.74-962,134.20-535,766.40

Finding the Fourth Proportional to 696,967.74, 962,134.20 and 535,766.40

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Solution

The fourth proportional to 696,967.74, 962,134.20 and 535,766.40 is: 739,602.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,967.74 : 962,134.20 = 535,766.40 : x
  2. Step 2: Convert to fraction form
    696,967.74/962,134.20 = 535,766.40/x
  3. Step 3: Cross multiply
    696,967.74x = 962,134.20 × 535,766.40
  4. Step 4: Simplify right side
    696,967.74x = 515,479,176,650.88
  5. Step 5: Solve for x
    x = 515,479,176,650.88/696,967.74
  6. Step 6: Final answer
    x = 739,602.63

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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.