Home / 877,601.66-1,316,141.66-372,155.18

Finding the Fourth Proportional to 877,601.66, 1,316,141.66 and 372,155.18

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Solution

The fourth proportional to 877,601.66, 1,316,141.66 and 372,155.18 is: 558,122.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,601.66 : 1,316,141.66 = 372,155.18 : x
  2. Step 2: Convert to fraction form
    877,601.66/1,316,141.66 = 372,155.18/x
  3. Step 3: Cross multiply
    877,601.66x = 1,316,141.66 × 372,155.18
  4. Step 4: Simplify right side
    877,601.66x = 489,808,930,732.48
  5. Step 5: Solve for x
    x = 489,808,930,732.48/877,601.66
  6. Step 6: Final answer
    x = 558,122.16

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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.