Home / 697,555.42-1,045,925.88-270,592.34

Finding the Fourth Proportional to 697,555.42, 1,045,925.88 and 270,592.34

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Solution

The fourth proportional to 697,555.42, 1,045,925.88 and 270,592.34 is: 405,730.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,555.42 : 1,045,925.88 = 270,592.34 : x
  2. Step 2: Convert to fraction form
    697,555.42/1,045,925.88 = 270,592.34/x
  3. Step 3: Cross multiply
    697,555.42x = 1,045,925.88 × 270,592.34
  4. Step 4: Simplify right side
    697,555.42x = 283,019,525,091.41
  5. Step 5: Solve for x
    x = 283,019,525,091.41/697,555.42
  6. Step 6: Final answer
    x = 405,730.52

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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.