Home / 719,348.80-992,091.88-432,815.36

Finding the Fourth Proportional to 719,348.80, 992,091.88 and 432,815.36

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Solution

The fourth proportional to 719,348.80, 992,091.88 and 432,815.36 is: 596,918.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,348.80 : 992,091.88 = 432,815.36 : x
  2. Step 2: Convert to fraction form
    719,348.80/992,091.88 = 432,815.36/x
  3. Step 3: Cross multiply
    719,348.80x = 992,091.88 × 432,815.36
  4. Step 4: Simplify right side
    719,348.80x = 429,392,604,195.28
  5. Step 5: Solve for x
    x = 429,392,604,195.28/719,348.80
  6. Step 6: Final answer
    x = 596,918.50

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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.