Home / 971,928.48-1,341,095.16-563,936.80

Finding the Fourth Proportional to 971,928.48, 1,341,095.16 and 563,936.80

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Solution

The fourth proportional to 971,928.48, 1,341,095.16 and 563,936.80 is: 778,136.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,928.48 : 1,341,095.16 = 563,936.80 : x
  2. Step 2: Convert to fraction form
    971,928.48/1,341,095.16 = 563,936.80/x
  3. Step 3: Cross multiply
    971,928.48x = 1,341,095.16 × 563,936.80
  4. Step 4: Simplify right side
    971,928.48x = 756,292,913,025.89
  5. Step 5: Solve for x
    x = 756,292,913,025.89/971,928.48
  6. Step 6: Final answer
    x = 778,136.38

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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.