Home / 563,065.83-777,050.19-308,417.01

Finding the Fourth Proportional to 563,065.83, 777,050.19 and 308,417.01

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Solution

The fourth proportional to 563,065.83, 777,050.19 and 308,417.01 is: 425,626.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,065.83 : 777,050.19 = 308,417.01 : x
  2. Step 2: Convert to fraction form
    563,065.83/777,050.19 = 308,417.01/x
  3. Step 3: Cross multiply
    563,065.83x = 777,050.19 × 308,417.01
  4. Step 4: Simplify right side
    563,065.83x = 239,655,496,219.73
  5. Step 5: Solve for x
    x = 239,655,496,219.73/563,065.83
  6. Step 6: Final answer
    x = 425,626.07

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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.