Home / 705,235.10-973,199.27-382,938.53

Finding the Fourth Proportional to 705,235.10, 973,199.27 and 382,938.53

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Solution

The fourth proportional to 705,235.10, 973,199.27 and 382,938.53 is: 528,441.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,235.10 : 973,199.27 = 382,938.53 : x
  2. Step 2: Convert to fraction form
    705,235.10/973,199.27 = 382,938.53/x
  3. Step 3: Cross multiply
    705,235.10x = 973,199.27 × 382,938.53
  4. Step 4: Simplify right side
    705,235.10x = 372,675,493,942.22
  5. Step 5: Solve for x
    x = 372,675,493,942.22/705,235.10
  6. Step 6: Final answer
    x = 528,441.50

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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.