Home / 802,778.04-1,107,814.32-453,888.36

Finding the Fourth Proportional to 802,778.04, 1,107,814.32 and 453,888.36

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Solution

The fourth proportional to 802,778.04, 1,107,814.32 and 453,888.36 is: 626,354.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,778.04 : 1,107,814.32 = 453,888.36 : x
  2. Step 2: Convert to fraction form
    802,778.04/1,107,814.32 = 453,888.36/x
  3. Step 3: Cross multiply
    802,778.04x = 1,107,814.32 × 453,888.36
  4. Step 4: Simplify right side
    802,778.04x = 502,824,024,889.32
  5. Step 5: Solve for x
    x = 502,824,024,889.32/802,778.04
  6. Step 6: Final answer
    x = 626,354.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.