Home / 651,281.42-977,254.23-314,609.17

Finding the Fourth Proportional to 651,281.42, 977,254.23 and 314,609.17

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Solution

The fourth proportional to 651,281.42, 977,254.23 and 314,609.17 is: 472,074.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,281.42 : 977,254.23 = 314,609.17 : x
  2. Step 2: Convert to fraction form
    651,281.42/977,254.23 = 314,609.17/x
  3. Step 3: Cross multiply
    651,281.42x = 977,254.23 × 314,609.17
  4. Step 4: Simplify right side
    651,281.42x = 307,453,142,179.29
  5. Step 5: Solve for x
    x = 307,453,142,179.29/651,281.42
  6. Step 6: Final answer
    x = 472,074.18

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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.