Home / 437,554.80-656,283.60-358,531.20

Finding the Fourth Proportional to 437,554.80, 656,283.60 and 358,531.20

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Solution

The fourth proportional to 437,554.80, 656,283.60 and 358,531.20 is: 537,756.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,554.80 : 656,283.60 = 358,531.20 : x
  2. Step 2: Convert to fraction form
    437,554.80/656,283.60 = 358,531.20/x
  3. Step 3: Cross multiply
    437,554.80x = 656,283.60 × 358,531.20
  4. Step 4: Simplify right side
    437,554.80x = 235,298,146,648.32
  5. Step 5: Solve for x
    x = 235,298,146,648.32/437,554.80
  6. Step 6: Final answer
    x = 537,756.98

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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.