Home / 514,161.40-771,537.18-401,525.40

Finding the Fourth Proportional to 514,161.40, 771,537.18 and 401,525.40

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Solution

The fourth proportional to 514,161.40, 771,537.18 and 401,525.40 is: 602,518.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,161.40 : 771,537.18 = 401,525.40 : x
  2. Step 2: Convert to fraction form
    514,161.40/771,537.18 = 401,525.40/x
  3. Step 3: Cross multiply
    514,161.40x = 771,537.18 × 401,525.40
  4. Step 4: Simplify right side
    514,161.40x = 309,791,774,814.37
  5. Step 5: Solve for x
    x = 309,791,774,814.37/514,161.40
  6. Step 6: Final answer
    x = 602,518.54

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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.