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Finding the Fourth Proportional to 877,323.52, 1,315,717.36 and 371,875

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Solution

The fourth proportional to 877,323.52, 1,315,717.36 and 371,875 is: 557,698.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,323.52 : 1,315,717.36 = 371,875 : x
  2. Step 2: Convert to fraction form
    877,323.52/1,315,717.36 = 371,875/x
  3. Step 3: Cross multiply
    877,323.52x = 1,315,717.36 × 371,875
  4. Step 4: Simplify right side
    877,323.52x = 489,282,393,250.00
  5. Step 5: Solve for x
    x = 489,282,393,250.00/877,323.52
  6. Step 6: Final answer
    x = 557,698.94

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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.