Home / 833,062.86-1,249,335.95-300,514.73

Finding the Fourth Proportional to 833,062.86, 1,249,335.95 and 300,514.73

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Solution

The fourth proportional to 833,062.86, 1,249,335.95 and 300,514.73 is: 450,678.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,062.86 : 1,249,335.95 = 300,514.73 : x
  2. Step 2: Convert to fraction form
    833,062.86/1,249,335.95 = 300,514.73/x
  3. Step 3: Cross multiply
    833,062.86x = 1,249,335.95 × 300,514.73
  4. Step 4: Simplify right side
    833,062.86x = 375,443,847,944.29
  5. Step 5: Solve for x
    x = 375,443,847,944.29/833,062.86
  6. Step 6: Final answer
    x = 450,678.89

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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.