Home / 537,319.65-741,607.10-308,030.89

Finding the Fourth Proportional to 537,319.65, 741,607.10 and 308,030.89

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Solution

The fourth proportional to 537,319.65, 741,607.10 and 308,030.89 is: 425,143.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,319.65 : 741,607.10 = 308,030.89 : x
  2. Step 2: Convert to fraction form
    537,319.65/741,607.10 = 308,030.89/x
  3. Step 3: Cross multiply
    537,319.65x = 741,607.10 × 308,030.89
  4. Step 4: Simplify right side
    537,319.65x = 228,437,895,043.32
  5. Step 5: Solve for x
    x = 228,437,895,043.32/537,319.65
  6. Step 6: Final answer
    x = 425,143.39

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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.