Home / 430,801.12-594,438.78-249,530.68

Finding the Fourth Proportional to 430,801.12, 594,438.78 and 249,530.68

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Solution

The fourth proportional to 430,801.12, 594,438.78 and 249,530.68 is: 344,313.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,801.12 : 594,438.78 = 249,530.68 : x
  2. Step 2: Convert to fraction form
    430,801.12/594,438.78 = 249,530.68/x
  3. Step 3: Cross multiply
    430,801.12x = 594,438.78 × 249,530.68
  4. Step 4: Simplify right side
    430,801.12x = 148,330,712,991.77
  5. Step 5: Solve for x
    x = 148,330,712,991.77/430,801.12
  6. Step 6: Final answer
    x = 344,313.67

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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.