Home / 528,030.90-792,046.35-304,082.10

Finding the Fourth Proportional to 528,030.90, 792,046.35 and 304,082.10

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Solution

The fourth proportional to 528,030.90, 792,046.35 and 304,082.10 is: 456,123.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,030.90 : 792,046.35 = 304,082.10 : x
  2. Step 2: Convert to fraction form
    528,030.90/792,046.35 = 304,082.10/x
  3. Step 3: Cross multiply
    528,030.90x = 792,046.35 × 304,082.10
  4. Step 4: Simplify right side
    528,030.90x = 240,847,117,405.34
  5. Step 5: Solve for x
    x = 240,847,117,405.34/528,030.90
  6. Step 6: Final answer
    x = 456,123.15

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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.