Home / 535,918.74-802,827.09-310,806.24

Finding the Fourth Proportional to 535,918.74, 802,827.09 and 310,806.24

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Solution

The fourth proportional to 535,918.74, 802,827.09 and 310,806.24 is: 465,599.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,918.74 : 802,827.09 = 310,806.24 : x
  2. Step 2: Convert to fraction form
    535,918.74/802,827.09 = 310,806.24/x
  3. Step 3: Cross multiply
    535,918.74x = 802,827.09 × 310,806.24
  4. Step 4: Simplify right side
    535,918.74x = 249,523,669,213.04
  5. Step 5: Solve for x
    x = 249,523,669,213.04/535,918.74
  6. Step 6: Final answer
    x = 465,599.82

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1.5x scale

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.