Home / 945,656.58-1,419,240.75-490,377.18

Finding the Fourth Proportional to 945,656.58, 1,419,240.75 and 490,377.18

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Solution

The fourth proportional to 945,656.58, 1,419,240.75 and 490,377.18 is: 735,957.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,656.58 : 1,419,240.75 = 490,377.18 : x
  2. Step 2: Convert to fraction form
    945,656.58/1,419,240.75 = 490,377.18/x
  3. Step 3: Cross multiply
    945,656.58x = 1,419,240.75 × 490,377.18
  4. Step 4: Simplify right side
    945,656.58x = 695,963,282,113.10
  5. Step 5: Solve for x
    x = 695,963,282,113.10/945,656.58
  6. Step 6: Final answer
    x = 735,957.74

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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.