Home / 810,331.02-1,116,923.18-574,663.55

Finding the Fourth Proportional to 810,331.02, 1,116,923.18 and 574,663.55

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Solution

The fourth proportional to 810,331.02, 1,116,923.18 and 574,663.55 is: 792,089.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,331.02 : 1,116,923.18 = 574,663.55 : x
  2. Step 2: Convert to fraction form
    810,331.02/1,116,923.18 = 574,663.55/x
  3. Step 3: Cross multiply
    810,331.02x = 1,116,923.18 × 574,663.55
  4. Step 4: Simplify right side
    810,331.02x = 641,855,031,238.16
  5. Step 5: Solve for x
    x = 641,855,031,238.16/810,331.02
  6. Step 6: Final answer
    x = 792,089.92

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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.