Home / 651,678.08-977,515.16-165,359.27

Finding the Fourth Proportional to 651,678.08, 977,515.16 and 165,359.27

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Solution

The fourth proportional to 651,678.08, 977,515.16 and 165,359.27 is: 248,038.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,678.08 : 977,515.16 = 165,359.27 : x
  2. Step 2: Convert to fraction form
    651,678.08/977,515.16 = 165,359.27/x
  3. Step 3: Cross multiply
    651,678.08x = 977,515.16 × 165,359.27
  4. Step 4: Simplify right side
    651,678.08x = 161,641,187,557.16
  5. Step 5: Solve for x
    x = 161,641,187,557.16/651,678.08
  6. Step 6: Final answer
    x = 248,038.40

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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.