Home / 939,135.84-1,295,818.40-595,106.16

Finding the Fourth Proportional to 939,135.84, 1,295,818.40 and 595,106.16

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Solution

The fourth proportional to 939,135.84, 1,295,818.40 and 595,106.16 is: 821,126.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,135.84 : 1,295,818.40 = 595,106.16 : x
  2. Step 2: Convert to fraction form
    939,135.84/1,295,818.40 = 595,106.16/x
  3. Step 3: Cross multiply
    939,135.84x = 1,295,818.40 × 595,106.16
  4. Step 4: Simplify right side
    939,135.84x = 771,149,512,081.34
  5. Step 5: Solve for x
    x = 771,149,512,081.34/939,135.84
  6. Step 6: Final answer
    x = 821,126.70

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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.