Home / 705,931.80-1,058,897.70-173,445.90

Finding the Fourth Proportional to 705,931.80, 1,058,897.70 and 173,445.90

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Solution

The fourth proportional to 705,931.80, 1,058,897.70 and 173,445.90 is: 260,168.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,931.80 : 1,058,897.70 = 173,445.90 : x
  2. Step 2: Convert to fraction form
    705,931.80/1,058,897.70 = 173,445.90/x
  3. Step 3: Cross multiply
    705,931.80x = 1,058,897.70 × 173,445.90
  4. Step 4: Simplify right side
    705,931.80x = 183,661,464,584.43
  5. Step 5: Solve for x
    x = 183,661,464,584.43/705,931.80
  6. Step 6: Final answer
    x = 260,168.85

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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.