Home / 953,715.09-1,316,125.74-523,994.16

Finding the Fourth Proportional to 953,715.09, 1,316,125.74 and 523,994.16

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Solution

The fourth proportional to 953,715.09, 1,316,125.74 and 523,994.16 is: 723,111.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,715.09 : 1,316,125.74 = 523,994.16 : x
  2. Step 2: Convert to fraction form
    953,715.09/1,316,125.74 = 523,994.16/x
  3. Step 3: Cross multiply
    953,715.09x = 1,316,125.74 × 523,994.16
  4. Step 4: Simplify right side
    953,715.09x = 689,642,201,585.68
  5. Step 5: Solve for x
    x = 689,642,201,585.68/953,715.09
  6. Step 6: Final answer
    x = 723,111.35

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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.