Home / 766,436.01-1,057,631.07-460,330.50

Finding the Fourth Proportional to 766,436.01, 1,057,631.07 and 460,330.50

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Solution

The fourth proportional to 766,436.01, 1,057,631.07 and 460,330.50 is: 635,225.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,436.01 : 1,057,631.07 = 460,330.50 : x
  2. Step 2: Convert to fraction form
    766,436.01/1,057,631.07 = 460,330.50/x
  3. Step 3: Cross multiply
    766,436.01x = 1,057,631.07 × 460,330.50
  4. Step 4: Simplify right side
    766,436.01x = 486,859,839,268.64
  5. Step 5: Solve for x
    x = 486,859,839,268.64/766,436.01
  6. Step 6: Final answer
    x = 635,225.68

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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.