Home / 754,561.32-1,041,442.56-432,487.32

Finding the Fourth Proportional to 754,561.32, 1,041,442.56 and 432,487.32

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Solution

The fourth proportional to 754,561.32, 1,041,442.56 and 432,487.32 is: 596,917.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,561.32 : 1,041,442.56 = 432,487.32 : x
  2. Step 2: Convert to fraction form
    754,561.32/1,041,442.56 = 432,487.32/x
  3. Step 3: Cross multiply
    754,561.32x = 1,041,442.56 × 432,487.32
  4. Step 4: Simplify right side
    754,561.32x = 450,410,701,708.34
  5. Step 5: Solve for x
    x = 450,410,701,708.34/754,561.32
  6. Step 6: Final answer
    x = 596,917.29

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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.