Home / 725,030.19-1,000,541.16-402,770.27

Finding the Fourth Proportional to 725,030.19, 1,000,541.16 and 402,770.27

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Solution

The fourth proportional to 725,030.19, 1,000,541.16 and 402,770.27 is: 555,822.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,030.19 : 1,000,541.16 = 402,770.27 : x
  2. Step 2: Convert to fraction form
    725,030.19/1,000,541.16 = 402,770.27/x
  3. Step 3: Cross multiply
    725,030.19x = 1,000,541.16 × 402,770.27
  4. Step 4: Simplify right side
    725,030.19x = 402,988,235,660.67
  5. Step 5: Solve for x
    x = 402,988,235,660.67/725,030.19
  6. Step 6: Final answer
    x = 555,822.70

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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.