Home / 942,808.74-1,301,105.40-534,927.78

Finding the Fourth Proportional to 942,808.74, 1,301,105.40 and 534,927.78

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Solution

The fourth proportional to 942,808.74, 1,301,105.40 and 534,927.78 is: 738,216.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,808.74 : 1,301,105.40 = 534,927.78 : x
  2. Step 2: Convert to fraction form
    942,808.74/1,301,105.40 = 534,927.78/x
  3. Step 3: Cross multiply
    942,808.74x = 1,301,105.40 × 534,927.78
  4. Step 4: Simplify right side
    942,808.74x = 695,997,423,168.01
  5. Step 5: Solve for x
    x = 695,997,423,168.01/942,808.74
  6. Step 6: Final answer
    x = 738,216.98

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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.