Home / 875,332.20-1,312,998.30-501,047.40

Finding the Fourth Proportional to 875,332.20, 1,312,998.30 and 501,047.40

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Solution

The fourth proportional to 875,332.20, 1,312,998.30 and 501,047.40 is: 751,571.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,332.20 : 1,312,998.30 = 501,047.40 : x
  2. Step 2: Convert to fraction form
    875,332.20/1,312,998.30 = 501,047.40/x
  3. Step 3: Cross multiply
    875,332.20x = 1,312,998.30 × 501,047.40
  4. Step 4: Simplify right side
    875,332.20x = 657,874,384,419.42
  5. Step 5: Solve for x
    x = 657,874,384,419.42/875,332.20
  6. Step 6: Final answer
    x = 751,571.10

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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.