Home / 705,518.10-973,837.08-450,869.49

Finding the Fourth Proportional to 705,518.10, 973,837.08 and 450,869.49

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Solution

The fourth proportional to 705,518.10, 973,837.08 and 450,869.49 is: 622,341.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,518.10 : 973,837.08 = 450,869.49 : x
  2. Step 2: Convert to fraction form
    705,518.10/973,837.08 = 450,869.49/x
  3. Step 3: Cross multiply
    705,518.10x = 973,837.08 × 450,869.49
  4. Step 4: Simplify right side
    705,518.10x = 439,073,427,602.69
  5. Step 5: Solve for x
    x = 439,073,427,602.69/705,518.10
  6. Step 6: Final answer
    x = 622,341.83

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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.