Home / 875,844.40-1,208,664.80-473,436.40

Finding the Fourth Proportional to 875,844.40, 1,208,664.80 and 473,436.40

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Solution

The fourth proportional to 875,844.40, 1,208,664.80 and 473,436.40 is: 653,341.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,844.40 : 1,208,664.80 = 473,436.40 : x
  2. Step 2: Convert to fraction form
    875,844.40/1,208,664.80 = 473,436.40/x
  3. Step 3: Cross multiply
    875,844.40x = 1,208,664.80 × 473,436.40
  4. Step 4: Simplify right side
    875,844.40x = 572,225,911,718.72
  5. Step 5: Solve for x
    x = 572,225,911,718.72/875,844.40
  6. Step 6: Final answer
    x = 653,341.98

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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.