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Finding the Fourth Proportional to 506,900.02, 759,510.42 and 356,405.02

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Solution

The fourth proportional to 506,900.02, 759,510.42 and 356,405.02 is: 534,017.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,900.02 : 759,510.42 = 356,405.02 : x
  2. Step 2: Convert to fraction form
    506,900.02/759,510.42 = 356,405.02/x
  3. Step 3: Cross multiply
    506,900.02x = 759,510.42 × 356,405.02
  4. Step 4: Simplify right side
    506,900.02x = 270,693,326,430.31
  5. Step 5: Solve for x
    x = 270,693,326,430.31/506,900.02
  6. Step 6: Final answer
    x = 534,017.19

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1.5x scale

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.