Home / 648,316.05-893,844.49-531,599.51

Finding the Fourth Proportional to 648,316.05, 893,844.49 and 531,599.51

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Solution

The fourth proportional to 648,316.05, 893,844.49 and 531,599.51 is: 732,925.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,316.05 : 893,844.49 = 531,599.51 : x
  2. Step 2: Convert to fraction form
    648,316.05/893,844.49 = 531,599.51/x
  3. Step 3: Cross multiply
    648,316.05x = 893,844.49 × 531,599.51
  4. Step 4: Simplify right side
    648,316.05x = 475,167,291,269.81
  5. Step 5: Solve for x
    x = 475,167,291,269.81/648,316.05
  6. Step 6: Final answer
    x = 732,925.38

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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.