Home / 514,319.36-771,479.12-248,030.24

Finding the Fourth Proportional to 514,319.36, 771,479.12 and 248,030.24

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Solution

The fourth proportional to 514,319.36, 771,479.12 and 248,030.24 is: 372,045.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,319.36 : 771,479.12 = 248,030.24 : x
  2. Step 2: Convert to fraction form
    514,319.36/771,479.12 = 248,030.24/x
  3. Step 3: Cross multiply
    514,319.36x = 771,479.12 × 248,030.24
  4. Step 4: Simplify right side
    514,319.36x = 191,350,151,288.59
  5. Step 5: Solve for x
    x = 191,350,151,288.59/514,319.36
  6. Step 6: Final answer
    x = 372,045.40

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.