Home / 705,321.16-973,362.48-414,953.20

Finding the Fourth Proportional to 705,321.16, 973,362.48 and 414,953.20

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Solution

The fourth proportional to 705,321.16, 973,362.48 and 414,953.20 is: 572,646.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,321.16 : 973,362.48 = 414,953.20 : x
  2. Step 2: Convert to fraction form
    705,321.16/973,362.48 = 414,953.20/x
  3. Step 3: Cross multiply
    705,321.16x = 973,362.48 × 414,953.20
  4. Step 4: Simplify right side
    705,321.16x = 403,899,875,835.94
  5. Step 5: Solve for x
    x = 403,899,875,835.94/705,321.16
  6. Step 6: Final answer
    x = 572,646.76

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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.