Home / 730,123.16-1,007,573.46-407,846.84

Finding the Fourth Proportional to 730,123.16, 1,007,573.46 and 407,846.84

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Solution

The fourth proportional to 730,123.16, 1,007,573.46 and 407,846.84 is: 562,830.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,123.16 : 1,007,573.46 = 407,846.84 : x
  2. Step 2: Convert to fraction form
    730,123.16/1,007,573.46 = 407,846.84/x
  3. Step 3: Cross multiply
    730,123.16x = 1,007,573.46 × 407,846.84
  4. Step 4: Simplify right side
    730,123.16x = 410,935,651,728.87
  5. Step 5: Solve for x
    x = 410,935,651,728.87/730,123.16
  6. Step 6: Final answer
    x = 562,830.59

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Double scale
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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.