Home / 853,521.87-1,177,846.44-466,328.98

Finding the Fourth Proportional to 853,521.87, 1,177,846.44 and 466,328.98

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Solution

The fourth proportional to 853,521.87, 1,177,846.44 and 466,328.98 is: 643,526.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,521.87 : 1,177,846.44 = 466,328.98 : x
  2. Step 2: Convert to fraction form
    853,521.87/1,177,846.44 = 466,328.98/x
  3. Step 3: Cross multiply
    853,521.87x = 1,177,846.44 × 466,328.98
  4. Step 4: Simplify right side
    853,521.87x = 549,263,920,740.95
  5. Step 5: Solve for x
    x = 549,263,920,740.95/853,521.87
  6. Step 6: Final answer
    x = 643,526.48

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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.