Home / 532,547.92-734,921.97-290,837.60

Finding the Fourth Proportional to 532,547.92, 734,921.97 and 290,837.60

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Solution

The fourth proportional to 532,547.92, 734,921.97 and 290,837.60 is: 401,359.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,547.92 : 734,921.97 = 290,837.60 : x
  2. Step 2: Convert to fraction form
    532,547.92/734,921.97 = 290,837.60/x
  3. Step 3: Cross multiply
    532,547.92x = 734,921.97 × 290,837.60
  4. Step 4: Simplify right side
    532,547.92x = 213,742,943,011.20
  5. Step 5: Solve for x
    x = 213,742,943,011.20/532,547.92
  6. Step 6: Final answer
    x = 401,359.08

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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.