Home / 705,190.24-973,162.53-403,384.24

Finding the Fourth Proportional to 705,190.24, 973,162.53 and 403,384.24

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Solution

The fourth proportional to 705,190.24, 973,162.53 and 403,384.24 is: 556,670.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,190.24 : 973,162.53 = 403,384.24 : x
  2. Step 2: Convert to fraction form
    705,190.24/973,162.53 = 403,384.24/x
  3. Step 3: Cross multiply
    705,190.24x = 973,162.53 × 403,384.24
  4. Step 4: Simplify right side
    705,190.24x = 392,558,427,560.53
  5. Step 5: Solve for x
    x = 392,558,427,560.53/705,190.24
  6. Step 6: Final answer
    x = 556,670.25

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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.