Home / 761,219.71-1,141,829.11-710,774.38

Finding the Fourth Proportional to 761,219.71, 1,141,829.11 and 710,774.38

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Solution

The fourth proportional to 761,219.71, 1,141,829.11 and 710,774.38 is: 1,066,161.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,219.71 : 1,141,829.11 = 710,774.38 : x
  2. Step 2: Convert to fraction form
    761,219.71/1,141,829.11 = 710,774.38/x
  3. Step 3: Cross multiply
    761,219.71x = 1,141,829.11 × 710,774.38
  4. Step 4: Simplify right side
    761,219.71x = 811,582,877,726.20
  5. Step 5: Solve for x
    x = 811,582,877,726.20/761,219.71
  6. Step 6: Final answer
    x = 1,066,161.15

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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.