Home / 719,170.23-992,828.07-525,360.33

Finding the Fourth Proportional to 719,170.23, 992,828.07 and 525,360.33

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Solution

The fourth proportional to 719,170.23, 992,828.07 and 525,360.33 is: 725,269.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,170.23 : 992,828.07 = 525,360.33 : x
  2. Step 2: Convert to fraction form
    719,170.23/992,828.07 = 525,360.33/x
  3. Step 3: Cross multiply
    719,170.23x = 992,828.07 × 525,360.33
  4. Step 4: Simplify right side
    719,170.23x = 521,592,482,488.46
  5. Step 5: Solve for x
    x = 521,592,482,488.46/719,170.23
  6. Step 6: Final answer
    x = 725,269.85

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Double scale
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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.