Home / 719,004.29-992,048.99-439,530.93

Finding the Fourth Proportional to 719,004.29, 992,048.99 and 439,530.93

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Solution

The fourth proportional to 719,004.29, 992,048.99 and 439,530.93 is: 606,444.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,004.29 : 992,048.99 = 439,530.93 : x
  2. Step 2: Convert to fraction form
    719,004.29/992,048.99 = 439,530.93/x
  3. Step 3: Cross multiply
    719,004.29x = 992,048.99 × 439,530.93
  4. Step 4: Simplify right side
    719,004.29x = 436,036,212,982.61
  5. Step 5: Solve for x
    x = 436,036,212,982.61/719,004.29
  6. Step 6: Final answer
    x = 606,444.53

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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.