Home / 919,366.84-1,376,199.06-497,596.60

Finding the Fourth Proportional to 919,366.84, 1,376,199.06 and 497,596.60

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Solution

The fourth proportional to 919,366.84, 1,376,199.06 and 497,596.60 is: 744,851.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,366.84 : 1,376,199.06 = 497,596.60 : x
  2. Step 2: Convert to fraction form
    919,366.84/1,376,199.06 = 497,596.60/x
  3. Step 3: Cross multiply
    919,366.84x = 1,376,199.06 × 497,596.60
  4. Step 4: Simplify right side
    919,366.84x = 684,791,973,179.20
  5. Step 5: Solve for x
    x = 684,791,973,179.20/919,366.84
  6. Step 6: Final answer
    x = 744,851.72

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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.