Home / 945,212.10-1,417,818.15-520,059.30

Finding the Fourth Proportional to 945,212.10, 1,417,818.15 and 520,059.30

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Solution

The fourth proportional to 945,212.10, 1,417,818.15 and 520,059.30 is: 780,088.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,212.10 : 1,417,818.15 = 520,059.30 : x
  2. Step 2: Convert to fraction form
    945,212.10/1,417,818.15 = 520,059.30/x
  3. Step 3: Cross multiply
    945,212.10x = 1,417,818.15 × 520,059.30
  4. Step 4: Simplify right side
    945,212.10x = 737,349,514,616.30
  5. Step 5: Solve for x
    x = 737,349,514,616.30/945,212.10
  6. Step 6: Final answer
    x = 780,088.95

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1.5x scale

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.