Home / 705,190.60-973,164.18-382,901.32

Finding the Fourth Proportional to 705,190.60, 973,164.18 and 382,901.32

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Solution

The fourth proportional to 705,190.60, 973,164.18 and 382,901.32 is: 528,404.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,190.60 : 973,164.18 = 382,901.32 : x
  2. Step 2: Convert to fraction form
    705,190.60/973,164.18 = 382,901.32/x
  3. Step 3: Cross multiply
    705,190.60x = 973,164.18 × 382,901.32
  4. Step 4: Simplify right side
    705,190.60x = 372,625,849,098.72
  5. Step 5: Solve for x
    x = 372,625,849,098.72/705,190.60
  6. Step 6: Final answer
    x = 528,404.45

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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.