Home / 849,994.02-1,173,006.36-462,820.50

Finding the Fourth Proportional to 849,994.02, 1,173,006.36 and 462,820.50

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Solution

The fourth proportional to 849,994.02, 1,173,006.36 and 462,820.50 is: 638,700.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,994.02 : 1,173,006.36 = 462,820.50 : x
  2. Step 2: Convert to fraction form
    849,994.02/1,173,006.36 = 462,820.50/x
  3. Step 3: Cross multiply
    849,994.02x = 1,173,006.36 × 462,820.50
  4. Step 4: Simplify right side
    849,994.02x = 542,891,390,038.38
  5. Step 5: Solve for x
    x = 542,891,390,038.38/849,994.02
  6. Step 6: Final answer
    x = 638,700.25

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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.