Home / 935,718.15-1,403,564.25-225,740.19

Finding the Fourth Proportional to 935,718.15, 1,403,564.25 and 225,740.19

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Solution

The fourth proportional to 935,718.15, 1,403,564.25 and 225,740.19 is: 338,607.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,718.15 : 1,403,564.25 = 225,740.19 : x
  2. Step 2: Convert to fraction form
    935,718.15/1,403,564.25 = 225,740.19/x
  3. Step 3: Cross multiply
    935,718.15x = 1,403,564.25 × 225,740.19
  4. Step 4: Simplify right side
    935,718.15x = 316,840,860,472.21
  5. Step 5: Solve for x
    x = 316,840,860,472.21/935,718.15
  6. Step 6: Final answer
    x = 338,607.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.