Home / 1,001,549.92-1,382,127.12-542,655.52

Finding the Fourth Proportional to 1,001,549.92, 1,382,127.12 and 542,655.52

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Solution

The fourth proportional to 1,001,549.92, 1,382,127.12 and 542,655.52 is: 748,858.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,549.92 : 1,382,127.12 = 542,655.52 : x
  2. Step 2: Convert to fraction form
    1,001,549.92/1,382,127.12 = 542,655.52/x
  3. Step 3: Cross multiply
    1,001,549.92x = 1,382,127.12 × 542,655.52
  4. Step 4: Simplify right side
    1,001,549.92x = 750,018,911,009.70
  5. Step 5: Solve for x
    x = 750,018,911,009.70/1,001,549.92
  6. Step 6: Final answer
    x = 748,858.24

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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.