Home / 965,332.60-1,447,998.90-611,913.40

Finding the Fourth Proportional to 965,332.60, 1,447,998.90 and 611,913.40

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Solution

The fourth proportional to 965,332.60, 1,447,998.90 and 611,913.40 is: 917,870.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,332.60 : 1,447,998.90 = 611,913.40 : x
  2. Step 2: Convert to fraction form
    965,332.60/1,447,998.90 = 611,913.40/x
  3. Step 3: Cross multiply
    965,332.60x = 1,447,998.90 × 611,913.40
  4. Step 4: Simplify right side
    965,332.60x = 886,049,930,095.26
  5. Step 5: Solve for x
    x = 886,049,930,095.26/965,332.60
  6. Step 6: Final answer
    x = 917,870.10

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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.