Home / 719,177.23-992,837.72-525,367.31

Finding the Fourth Proportional to 719,177.23, 992,837.72 and 525,367.31

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Solution

The fourth proportional to 719,177.23, 992,837.72 and 525,367.31 is: 725,279.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,177.23 : 992,837.72 = 525,367.31 : x
  2. Step 2: Convert to fraction form
    719,177.23/992,837.72 = 525,367.31/x
  3. Step 3: Cross multiply
    719,177.23x = 992,837.72 × 525,367.31
  4. Step 4: Simplify right side
    719,177.23x = 521,604,482,222.93
  5. Step 5: Solve for x
    x = 521,604,482,222.93/719,177.23
  6. Step 6: Final answer
    x = 725,279.47

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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.