Home / 249,570.10-374,355.15-205,246.90

Finding the Fourth Proportional to 249,570.10, 374,355.15 and 205,246.90

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Solution

The fourth proportional to 249,570.10, 374,355.15 and 205,246.90 is: 307,870.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,570.10 : 374,355.15 = 205,246.90 : x
  2. Step 2: Convert to fraction form
    249,570.10/374,355.15 = 205,246.90/x
  3. Step 3: Cross multiply
    249,570.10x = 374,355.15 × 205,246.90
  4. Step 4: Simplify right side
    249,570.10x = 76,835,234,036.54
  5. Step 5: Solve for x
    x = 76,835,234,036.54/249,570.10
  6. Step 6: Final answer
    x = 307,870.35

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1.5x scale

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.