Home / 704,468.32-1,057,117.20-261,547.36

Finding the Fourth Proportional to 704,468.32, 1,057,117.20 and 261,547.36

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Solution

The fourth proportional to 704,468.32, 1,057,117.20 and 261,547.36 is: 392,475.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,468.32 : 1,057,117.20 = 261,547.36 : x
  2. Step 2: Convert to fraction form
    704,468.32/1,057,117.20 = 261,547.36/x
  3. Step 3: Cross multiply
    704,468.32x = 1,057,117.20 × 261,547.36
  4. Step 4: Simplify right side
    704,468.32x = 276,486,212,870.59
  5. Step 5: Solve for x
    x = 276,486,212,870.59/704,468.32
  6. Step 6: Final answer
    x = 392,475.01

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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.