Home / 677,541.80-935,001.29-371,611.94

Finding the Fourth Proportional to 677,541.80, 935,001.29 and 371,611.94

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Solution

The fourth proportional to 677,541.80, 935,001.29 and 371,611.94 is: 512,820.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,541.80 : 935,001.29 = 371,611.94 : x
  2. Step 2: Convert to fraction form
    677,541.80/935,001.29 = 371,611.94/x
  3. Step 3: Cross multiply
    677,541.80x = 935,001.29 × 371,611.94
  4. Step 4: Simplify right side
    677,541.80x = 347,457,643,279.40
  5. Step 5: Solve for x
    x = 347,457,643,279.40/677,541.80
  6. Step 6: Final answer
    x = 512,820.97

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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.