Home / 464,864.70-697,297.05-386,132.70

Finding the Fourth Proportional to 464,864.70, 697,297.05 and 386,132.70

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Solution

The fourth proportional to 464,864.70, 697,297.05 and 386,132.70 is: 579,199.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,864.70 : 697,297.05 = 386,132.70 : x
  2. Step 2: Convert to fraction form
    464,864.70/697,297.05 = 386,132.70/x
  3. Step 3: Cross multiply
    464,864.70x = 697,297.05 × 386,132.70
  4. Step 4: Simplify right side
    464,864.70x = 269,249,192,618.54
  5. Step 5: Solve for x
    x = 269,249,192,618.54/464,864.70
  6. Step 6: Final answer
    x = 579,199.05

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Similar ratio
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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.