Home / 705,931.30-1,058,896.95-173,445.40

Finding the Fourth Proportional to 705,931.30, 1,058,896.95 and 173,445.40

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Solution

The fourth proportional to 705,931.30, 1,058,896.95 and 173,445.40 is: 260,168.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,931.30 : 1,058,896.95 = 173,445.40 : x
  2. Step 2: Convert to fraction form
    705,931.30/1,058,896.95 = 173,445.40/x
  3. Step 3: Cross multiply
    705,931.30x = 1,058,896.95 × 173,445.40
  4. Step 4: Simplify right side
    705,931.30x = 183,660,805,051.53
  5. Step 5: Solve for x
    x = 183,660,805,051.53/705,931.30
  6. Step 6: Final answer
    x = 260,168.10

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.