Home / 754,383.17-1,041,017.09-427,718.16

Finding the Fourth Proportional to 754,383.17, 1,041,017.09 and 427,718.16

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Solution

The fourth proportional to 754,383.17, 1,041,017.09 and 427,718.16 is: 590,233.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,383.17 : 1,041,017.09 = 427,718.16 : x
  2. Step 2: Convert to fraction form
    754,383.17/1,041,017.09 = 427,718.16/x
  3. Step 3: Cross multiply
    754,383.17x = 1,041,017.09 × 427,718.16
  4. Step 4: Simplify right side
    754,383.17x = 445,261,914,263.35
  5. Step 5: Solve for x
    x = 445,261,914,263.35/754,383.17
  6. Step 6: Final answer
    x = 590,233.10

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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.