Home / 317,772.14-438,530.83-174,545.42

Finding the Fourth Proportional to 317,772.14, 438,530.83 and 174,545.42

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Solution

The fourth proportional to 317,772.14, 438,530.83 and 174,545.42 is: 240,875.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,772.14 : 438,530.83 = 174,545.42 : x
  2. Step 2: Convert to fraction form
    317,772.14/438,530.83 = 174,545.42/x
  3. Step 3: Cross multiply
    317,772.14x = 438,530.83 × 174,545.42
  4. Step 4: Simplify right side
    317,772.14x = 76,543,547,905.30
  5. Step 5: Solve for x
    x = 76,543,547,905.30/317,772.14
  6. Step 6: Final answer
    x = 240,875.58

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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.