Home / 370,812.96-556,421.28-157,547.52

Finding the Fourth Proportional to 370,812.96, 556,421.28 and 157,547.52

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Solution

The fourth proportional to 370,812.96, 556,421.28 and 157,547.52 is: 236,407.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,812.96 : 556,421.28 = 157,547.52 : x
  2. Step 2: Convert to fraction form
    370,812.96/556,421.28 = 157,547.52/x
  3. Step 3: Cross multiply
    370,812.96x = 556,421.28 × 157,547.52
  4. Step 4: Simplify right side
    370,812.96x = 87,662,792,739.23
  5. Step 5: Solve for x
    x = 87,662,792,739.23/370,812.96
  6. Step 6: Final answer
    x = 236,407.04

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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.