Home / 693,466.03-956,986.66-387,547.52

Finding the Fourth Proportional to 693,466.03, 956,986.66 and 387,547.52

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Solution

The fourth proportional to 693,466.03, 956,986.66 and 387,547.52 is: 534,817.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,466.03 : 956,986.66 = 387,547.52 : x
  2. Step 2: Convert to fraction form
    693,466.03/956,986.66 = 387,547.52/x
  3. Step 3: Cross multiply
    693,466.03x = 956,986.66 × 387,547.52
  4. Step 4: Simplify right side
    693,466.03x = 370,877,806,756.08
  5. Step 5: Solve for x
    x = 370,877,806,756.08/693,466.03
  6. Step 6: Final answer
    x = 534,817.56

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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.