Home / 971,903.17-1,341,493.11-564,136.39

Finding the Fourth Proportional to 971,903.17, 1,341,493.11 and 564,136.39

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Solution

The fourth proportional to 971,903.17, 1,341,493.11 and 564,136.39 is: 778,663.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,903.17 : 1,341,493.11 = 564,136.39 : x
  2. Step 2: Convert to fraction form
    971,903.17/1,341,493.11 = 564,136.39/x
  3. Step 3: Cross multiply
    971,903.17x = 1,341,493.11 × 564,136.39
  4. Step 4: Simplify right side
    971,903.17x = 756,785,080,285.27
  5. Step 5: Solve for x
    x = 756,785,080,285.27/971,903.17
  6. Step 6: Final answer
    x = 778,663.04

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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.