Home / 697,029.84-1,045,607.13-270,555.66

Finding the Fourth Proportional to 697,029.84, 1,045,607.13 and 270,555.66

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Solution

The fourth proportional to 697,029.84, 1,045,607.13 and 270,555.66 is: 405,857.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,029.84 : 1,045,607.13 = 270,555.66 : x
  2. Step 2: Convert to fraction form
    697,029.84/1,045,607.13 = 270,555.66/x
  3. Step 3: Cross multiply
    697,029.84x = 1,045,607.13 × 270,555.66
  4. Step 4: Simplify right side
    697,029.84x = 282,894,927,157.86
  5. Step 5: Solve for x
    x = 282,894,927,157.86/697,029.84
  6. Step 6: Final answer
    x = 405,857.70

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Double scale
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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.