Home / 925,304.40-1,390,030.20-887,518.80

Finding the Fourth Proportional to 925,304.40, 1,390,030.20 and 887,518.80

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Solution

The fourth proportional to 925,304.40, 1,390,030.20 and 887,518.80 is: 1,333,267.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,304.40 : 1,390,030.20 = 887,518.80 : x
  2. Step 2: Convert to fraction form
    925,304.40/1,390,030.20 = 887,518.80/x
  3. Step 3: Cross multiply
    925,304.40x = 1,390,030.20 × 887,518.80
  4. Step 4: Simplify right side
    925,304.40x = 1,233,677,935,067.76
  5. Step 5: Solve for x
    x = 1,233,677,935,067.76/925,304.40
  6. Step 6: Final answer
    x = 1,333,267.12

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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.