Home / 712,859.40-1,069,302.77-233,089.01

Finding the Fourth Proportional to 712,859.40, 1,069,302.77 and 233,089.01

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Solution

The fourth proportional to 712,859.40, 1,069,302.77 and 233,089.01 is: 349,637.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,859.40 : 1,069,302.77 = 233,089.01 : x
  2. Step 2: Convert to fraction form
    712,859.40/1,069,302.77 = 233,089.01/x
  3. Step 3: Cross multiply
    712,859.40x = 1,069,302.77 × 233,089.01
  4. Step 4: Simplify right side
    712,859.40x = 249,242,724,049.56
  5. Step 5: Solve for x
    x = 249,242,724,049.56/712,859.40
  6. Step 6: Final answer
    x = 349,637.98

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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.