Home / 971,695.02-1,340,941.50-542,002.98

Finding the Fourth Proportional to 971,695.02, 1,340,941.50 and 542,002.98

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Solution

The fourth proportional to 971,695.02, 1,340,941.50 and 542,002.98 is: 747,965.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,695.02 : 1,340,941.50 = 542,002.98 : x
  2. Step 2: Convert to fraction form
    971,695.02/1,340,941.50 = 542,002.98/x
  3. Step 3: Cross multiply
    971,695.02x = 1,340,941.50 × 542,002.98
  4. Step 4: Simplify right side
    971,695.02x = 726,794,289,005.67
  5. Step 5: Solve for x
    x = 726,794,289,005.67/971,695.02
  6. Step 6: Final answer
    x = 747,965.44

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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.