Home / 403,368.18-556,585.20-233,569.50

Finding the Fourth Proportional to 403,368.18, 556,585.20 and 233,569.50

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Solution

The fourth proportional to 403,368.18, 556,585.20 and 233,569.50 is: 322,289.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,368.18 : 556,585.20 = 233,569.50 : x
  2. Step 2: Convert to fraction form
    403,368.18/556,585.20 = 233,569.50/x
  3. Step 3: Cross multiply
    403,368.18x = 556,585.20 × 233,569.50
  4. Step 4: Simplify right side
    403,368.18x = 130,001,326,871.40
  5. Step 5: Solve for x
    x = 130,001,326,871.40/403,368.18
  6. Step 6: Final answer
    x = 322,289.49

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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.