Home / 898,056.96-1,239,307.20-495,623.04

Finding the Fourth Proportional to 898,056.96, 1,239,307.20 and 495,623.04

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Solution

The fourth proportional to 898,056.96, 1,239,307.20 and 495,623.04 is: 683,953.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,056.96 : 1,239,307.20 = 495,623.04 : x
  2. Step 2: Convert to fraction form
    898,056.96/1,239,307.20 = 495,623.04/x
  3. Step 3: Cross multiply
    898,056.96x = 1,239,307.20 × 495,623.04
  4. Step 4: Simplify right side
    898,056.96x = 614,229,201,957.89
  5. Step 5: Solve for x
    x = 614,229,201,957.89/898,056.96
  6. Step 6: Final answer
    x = 683,953.50

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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.