Home / 820,776.04-1,132,690.02-514,865.32

Finding the Fourth Proportional to 820,776.04, 1,132,690.02 and 514,865.32

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Solution

The fourth proportional to 820,776.04, 1,132,690.02 and 514,865.32 is: 710,526.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,776.04 : 1,132,690.02 = 514,865.32 : x
  2. Step 2: Convert to fraction form
    820,776.04/1,132,690.02 = 514,865.32/x
  3. Step 3: Cross multiply
    820,776.04x = 1,132,690.02 × 514,865.32
  4. Step 4: Simplify right side
    820,776.04x = 583,182,809,608.11
  5. Step 5: Solve for x
    x = 583,182,809,608.11/820,776.04
  6. Step 6: Final answer
    x = 710,526.11

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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.