Home / 839,547.82-1,158,600.27-457,599.34

Finding the Fourth Proportional to 839,547.82, 1,158,600.27 and 457,599.34

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Solution

The fourth proportional to 839,547.82, 1,158,600.27 and 457,599.34 is: 631,500.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,547.82 : 1,158,600.27 = 457,599.34 : x
  2. Step 2: Convert to fraction form
    839,547.82/1,158,600.27 = 457,599.34/x
  3. Step 3: Cross multiply
    839,547.82x = 1,158,600.27 × 457,599.34
  4. Step 4: Simplify right side
    839,547.82x = 530,174,718,875.82
  5. Step 5: Solve for x
    x = 530,174,718,875.82/839,547.82
  6. Step 6: Final answer
    x = 631,500.32

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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.