Home / 556,192.77-767,541.38-314,522.79

Finding the Fourth Proportional to 556,192.77, 767,541.38 and 314,522.79

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Solution

The fourth proportional to 556,192.77, 767,541.38 and 314,522.79 is: 434,038.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,192.77 : 767,541.38 = 314,522.79 : x
  2. Step 2: Convert to fraction form
    556,192.77/767,541.38 = 314,522.79/x
  3. Step 3: Cross multiply
    556,192.77x = 767,541.38 × 314,522.79
  4. Step 4: Simplify right side
    556,192.77x = 241,409,256,278.05
  5. Step 5: Solve for x
    x = 241,409,256,278.05/556,192.77
  6. Step 6: Final answer
    x = 434,038.82

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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.