Home / 564,923.04-779,594.45-306,800.16

Finding the Fourth Proportional to 564,923.04, 779,594.45 and 306,800.16

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Solution

The fourth proportional to 564,923.04, 779,594.45 and 306,800.16 is: 423,384.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,923.04 : 779,594.45 = 306,800.16 : x
  2. Step 2: Convert to fraction form
    564,923.04/779,594.45 = 306,800.16/x
  3. Step 3: Cross multiply
    564,923.04x = 779,594.45 × 306,800.16
  4. Step 4: Simplify right side
    564,923.04x = 239,179,700,461.11
  5. Step 5: Solve for x
    x = 239,179,700,461.11/564,923.04
  6. Step 6: Final answer
    x = 423,384.57

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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.