Home / 779,876.18-1,076,044.70-452,994.96

Finding the Fourth Proportional to 779,876.18, 1,076,044.70 and 452,994.96

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Solution

The fourth proportional to 779,876.18, 1,076,044.70 and 452,994.96 is: 625,025.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,876.18 : 1,076,044.70 = 452,994.96 : x
  2. Step 2: Convert to fraction form
    779,876.18/1,076,044.70 = 452,994.96/x
  3. Step 3: Cross multiply
    779,876.18x = 1,076,044.70 × 452,994.96
  4. Step 4: Simplify right side
    779,876.18x = 487,442,823,569.74
  5. Step 5: Solve for x
    x = 487,442,823,569.74/779,876.18
  6. Step 6: Final answer
    x = 625,025.91

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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.