Home / 684,029.58-943,941.51-382,223.58

Finding the Fourth Proportional to 684,029.58, 943,941.51 and 382,223.58

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Solution

The fourth proportional to 684,029.58, 943,941.51 and 382,223.58 is: 527,457.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,029.58 : 943,941.51 = 382,223.58 : x
  2. Step 2: Convert to fraction form
    684,029.58/943,941.51 = 382,223.58/x
  3. Step 3: Cross multiply
    684,029.58x = 943,941.51 × 382,223.58
  4. Step 4: Simplify right side
    684,029.58x = 360,796,703,262.81
  5. Step 5: Solve for x
    x = 360,796,703,262.81/684,029.58
  6. Step 6: Final answer
    x = 527,457.75

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Double scale
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Similar ratio
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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.