Home / 983,732.68-1,357,547.74-554,012.70

Finding the Fourth Proportional to 983,732.68, 1,357,547.74 and 554,012.70

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Solution

The fourth proportional to 983,732.68, 1,357,547.74 and 554,012.70 is: 764,535.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,732.68 : 1,357,547.74 = 554,012.70 : x
  2. Step 2: Convert to fraction form
    983,732.68/1,357,547.74 = 554,012.70/x
  3. Step 3: Cross multiply
    983,732.68x = 1,357,547.74 × 554,012.70
  4. Step 4: Simplify right side
    983,732.68x = 752,098,688,816.30
  5. Step 5: Solve for x
    x = 752,098,688,816.30/983,732.68
  6. Step 6: Final answer
    x = 764,535.63

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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.