Home / 824,104.34-1,137,209.86-461,445.06

Finding the Fourth Proportional to 824,104.34, 1,137,209.86 and 461,445.06

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Solution

The fourth proportional to 824,104.34, 1,137,209.86 and 461,445.06 is: 636,763.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,104.34 : 1,137,209.86 = 461,445.06 : x
  2. Step 2: Convert to fraction form
    824,104.34/1,137,209.86 = 461,445.06/x
  3. Step 3: Cross multiply
    824,104.34x = 1,137,209.86 × 461,445.06
  4. Step 4: Simplify right side
    824,104.34x = 524,759,872,080.29
  5. Step 5: Solve for x
    x = 524,759,872,080.29/824,104.34
  6. Step 6: Final answer
    x = 636,763.87

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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.