Home / 954,248.16-1,431,547.20-392,976.48

Finding the Fourth Proportional to 954,248.16, 1,431,547.20 and 392,976.48

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Solution

The fourth proportional to 954,248.16, 1,431,547.20 and 392,976.48 is: 589,536.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,248.16 : 1,431,547.20 = 392,976.48 : x
  2. Step 2: Convert to fraction form
    954,248.16/1,431,547.20 = 392,976.48/x
  3. Step 3: Cross multiply
    954,248.16x = 1,431,547.20 × 392,976.48
  4. Step 4: Simplify right side
    954,248.16x = 562,564,379,609.86
  5. Step 5: Solve for x
    x = 562,564,379,609.86/954,248.16
  6. Step 6: Final answer
    x = 589,536.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.