Home / 527,631.60-792,506.50-314,814.80

Finding the Fourth Proportional to 527,631.60, 792,506.50 and 314,814.80

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Solution

The fourth proportional to 527,631.60, 792,506.50 and 314,814.80 is: 472,854.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,631.60 : 792,506.50 = 314,814.80 : x
  2. Step 2: Convert to fraction form
    527,631.60/792,506.50 = 314,814.80/x
  3. Step 3: Cross multiply
    527,631.60x = 792,506.50 × 314,814.80
  4. Step 4: Simplify right side
    527,631.60x = 249,492,776,490.43
  5. Step 5: Solve for x
    x = 249,492,776,490.43/527,631.60
  6. Step 6: Final answer
    x = 472,854.12

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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.