Home / 454,037.27-626,646.17-346,403.93

Finding the Fourth Proportional to 454,037.27, 626,646.17 and 346,403.93

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Solution

The fourth proportional to 454,037.27, 626,646.17 and 346,403.93 is: 478,094.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,037.27 : 626,646.17 = 346,403.93 : x
  2. Step 2: Convert to fraction form
    454,037.27/626,646.17 = 346,403.93/x
  3. Step 3: Cross multiply
    454,037.27x = 626,646.17 × 346,403.93
  4. Step 4: Simplify right side
    454,037.27x = 217,072,693,740.23
  5. Step 5: Solve for x
    x = 217,072,693,740.23/454,037.27
  6. Step 6: Final answer
    x = 478,094.44

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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.