Home / 771,348.95-1,064,520.60-444,715.10

Finding the Fourth Proportional to 771,348.95, 1,064,520.60 and 444,715.10

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Solution

The fourth proportional to 771,348.95, 1,064,520.60 and 444,715.10 is: 613,740.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,348.95 : 1,064,520.60 = 444,715.10 : x
  2. Step 2: Convert to fraction form
    771,348.95/1,064,520.60 = 444,715.10/x
  3. Step 3: Cross multiply
    771,348.95x = 1,064,520.60 × 444,715.10
  4. Step 4: Simplify right side
    771,348.95x = 473,408,385,081.06
  5. Step 5: Solve for x
    x = 473,408,385,081.06/771,348.95
  6. Step 6: Final answer
    x = 613,740.88

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Double scale
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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.