Home / 705,194.10-973,164.78-382,901.58

Finding the Fourth Proportional to 705,194.10, 973,164.78 and 382,901.58

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Solution

The fourth proportional to 705,194.10, 973,164.78 and 382,901.58 is: 528,402.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,194.10 : 973,164.78 = 382,901.58 : x
  2. Step 2: Convert to fraction form
    705,194.10/973,164.78 = 382,901.58/x
  3. Step 3: Cross multiply
    705,194.10x = 973,164.78 × 382,901.58
  4. Step 4: Simplify right side
    705,194.10x = 372,626,331,862.35
  5. Step 5: Solve for x
    x = 372,626,331,862.35/705,194.10
  6. Step 6: Final answer
    x = 528,402.51

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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.