Home / 607,943.76-839,005.80-336,005.81

Finding the Fourth Proportional to 607,943.76, 839,005.80 and 336,005.81

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Solution

The fourth proportional to 607,943.76, 839,005.80 and 336,005.81 is: 463,712.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,943.76 : 839,005.80 = 336,005.81 : x
  2. Step 2: Convert to fraction form
    607,943.76/839,005.80 = 336,005.81/x
  3. Step 3: Cross multiply
    607,943.76x = 839,005.80 × 336,005.81
  4. Step 4: Simplify right side
    607,943.76x = 281,910,823,423.70
  5. Step 5: Solve for x
    x = 281,910,823,423.70/607,943.76
  6. Step 6: Final answer
    x = 463,712.01

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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.