Home / 372,566.01-513,161.67-286,360.14

Finding the Fourth Proportional to 372,566.01, 513,161.67 and 286,360.14

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Solution

The fourth proportional to 372,566.01, 513,161.67 and 286,360.14 is: 394,424.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,566.01 : 513,161.67 = 286,360.14 : x
  2. Step 2: Convert to fraction form
    372,566.01/513,161.67 = 286,360.14/x
  3. Step 3: Cross multiply
    372,566.01x = 513,161.67 × 286,360.14
  4. Step 4: Simplify right side
    372,566.01x = 146,949,047,663.83
  5. Step 5: Solve for x
    x = 146,949,047,663.83/372,566.01
  6. Step 6: Final answer
    x = 394,424.19

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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.