Home / 495,560.16-683,814.99-291,566.22

Finding the Fourth Proportional to 495,560.16, 683,814.99 and 291,566.22

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Solution

The fourth proportional to 495,560.16, 683,814.99 and 291,566.22 is: 402,327.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,560.16 : 683,814.99 = 291,566.22 : x
  2. Step 2: Convert to fraction form
    495,560.16/683,814.99 = 291,566.22/x
  3. Step 3: Cross multiply
    495,560.16x = 683,814.99 × 291,566.22
  4. Step 4: Simplify right side
    495,560.16x = 199,377,351,813.64
  5. Step 5: Solve for x
    x = 199,377,351,813.64/495,560.16
  6. Step 6: Final answer
    x = 402,327.24

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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.