Home / 782,106.40-1,173,159.60-604,959.40

Finding the Fourth Proportional to 782,106.40, 1,173,159.60 and 604,959.40

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Solution

The fourth proportional to 782,106.40, 1,173,159.60 and 604,959.40 is: 907,439.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,106.40 : 1,173,159.60 = 604,959.40 : x
  2. Step 2: Convert to fraction form
    782,106.40/1,173,159.60 = 604,959.40/x
  3. Step 3: Cross multiply
    782,106.40x = 1,173,159.60 × 604,959.40
  4. Step 4: Simplify right side
    782,106.40x = 709,713,927,720.24
  5. Step 5: Solve for x
    x = 709,713,927,720.24/782,106.40
  6. Step 6: Final answer
    x = 907,439.10

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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.